<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="A generic trait for converting a number to a value."><meta name="keywords" content="rust, rustlang, rust-lang, FromPrimitive"><title>FromPrimitive in enum_primitive - Rust</title><link rel="stylesheet" type="text/css" href="../normalize.css"><link rel="stylesheet" type="text/css" href="../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../ayu.css" disabled ><script id="default-settings"></script><script src="../storage.js"></script><script src="../crates.js"></script><noscript><link rel="stylesheet" href="../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../favicon.svg">
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<link rel="alternate icon" type="image/png" href="../favicon-32x32.png"><style type="text/css">#crate-search{background-image:url("../down-arrow.svg");}</style></head><body class="rustdoc trait"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu" role="button">☰</div><a href='../enum_primitive/index.html'><div class='logo-container rust-logo'><img src='../rust-logo.png' alt='logo'></div></a><h2 class="location">Trait FromPrimitive</h2><div class="sidebar-elems"><div class="block items"><h3 class="sidebar-title"><a href="#required-methods">Required Methods</a></h3><div class="sidebar-links"><a href="#tymethod.from_i64">from_i64</a><a href="#tymethod.from_u64">from_u64</a></div><h3 class="sidebar-title"><a href="#provided-methods">Provided Methods</a></h3><div class="sidebar-links"><a href="#method.from_f32">from_f32</a><a href="#method.from_f64">from_f64</a><a href="#method.from_i128">from_i128</a><a href="#method.from_i16">from_i16</a><a href="#method.from_i32">from_i32</a><a href="#method.from_i8">from_i8</a><a href="#method.from_isize">from_isize</a><a href="#method.from_u128">from_u128</a><a href="#method.from_u16">from_u16</a><a href="#method.from_u32">from_u32</a><a href="#method.from_u8">from_u8</a><a href="#method.from_usize">from_usize</a></div><h3 class="sidebar-title"><a href="#foreign-impls">Implementations on Foreign Types</a></h3><div class="sidebar-links"><a href="#impl-FromPrimitive-for-Wrapping%3CT%3E">Wrapping<T></a><a href="#impl-FromPrimitive-for-f32">f32</a><a href="#impl-FromPrimitive-for-f64">f64</a><a href="#impl-FromPrimitive-for-i128">i128</a><a href="#impl-FromPrimitive-for-i16">i16</a><a href="#impl-FromPrimitive-for-i32">i32</a><a href="#impl-FromPrimitive-for-i64">i64</a><a href="#impl-FromPrimitive-for-i8">i8</a><a href="#impl-FromPrimitive-for-isize">isize</a><a href="#impl-FromPrimitive-for-u128">u128</a><a href="#impl-FromPrimitive-for-u16">u16</a><a href="#impl-FromPrimitive-for-u32">u32</a><a href="#impl-FromPrimitive-for-u64">u64</a><a href="#impl-FromPrimitive-for-u8">u8</a><a href="#impl-FromPrimitive-for-usize">usize</a></div><h3 class="sidebar-title"><a href="#implementors">Implementors</a></h3></div><h2 class="location">Other items in<br><a href="index.html">enum_primitive</a></h2><div id="sidebar-vars" data-name="FromPrimitive" data-ty="trait" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img src="../brush.svg" width="18" height="18" alt="Pick another theme!"></button><div id="theme-choices" role="menu"></div></div><nav class="sub"><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../settings.html" title="settings"><img src="../wheel.svg" width="18" height="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class="fqn"><span class="in-band">Trait <a href="index.html">enum_primitive</a>::<wbr><a class="trait" href="#">FromPrimitive</a><button id="copy-path" onclick="copy_path(this)" title="copy path"><img src="../clipboard.svg" width="19" height="18" alt="Copy item import" title="Copy item import to clipboard"></button></span><span class="out-of-band"><span id="render-detail"><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span><a class="srclink" href="../src/num_traits/cast.rs.html#411-522" title="goto source code">[src]</a></span></h1><div class="docblock type-decl"><pre class="rust trait">pub trait FromPrimitive {
<details class="rustdoc-toggle type-contents-toggle"><summary class="hideme"><span>Show methods</span></summary> fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self>;
<div class="item-spacer"></div> fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self>;
fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self> { ... }
<div class="item-spacer"></div> fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self> { ... }
<div class="item-spacer"></div> fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self> { ... }
<div class="item-spacer"></div> fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self> { ... }
<div class="item-spacer"></div> fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self> { ... }
<div class="item-spacer"></div> fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self> { ... }
<div class="item-spacer"></div> fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self> { ... }
<div class="item-spacer"></div> fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self> { ... }
<div class="item-spacer"></div> fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self> { ... }
<div class="item-spacer"></div> fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self> { ... }
<div class="item-spacer"></div> fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self> { ... }
<div class="item-spacer"></div> fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self> { ... }
</details>}</pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>A generic trait for converting a number to a value.</p>
<p>A value can be represented by the target type when it lies within
the range of scalars supported by the target type.
For example, a negative integer cannot be represented by an unsigned
integer type, and an <code>i64</code> with a very high magnitude might not be
convertible to an <code>i32</code>.
On the other hand, conversions with possible precision loss or truncation
are admitted, like an <code>f32</code> with a decimal part to an integer type, or
even a large <code>f64</code> saturating to <code>f32</code> infinity.</p>
</div></details><h2 id="required-methods" class="small-section-header">Required methods<a href="#required-methods" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle" open><summary><div id="tymethod.from_i64" class="method has-srclink"><h4 class="code-header">fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#442" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts an <code>i64</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
</div></details><details class="rustdoc-toggle" open><summary><div id="tymethod.from_u64" class="method has-srclink"><h4 class="code-header">fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#487" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts an <code>u64</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
</div></details></div><h2 id="provided-methods" class="small-section-header">Provided methods<a href="#provided-methods" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle" open><summary><div id="method.from_isize" class="method has-srclink"><h4 class="code-header">fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#415" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts an <code>isize</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
</div></details><details class="rustdoc-toggle" open><summary><div id="method.from_i8" class="method has-srclink"><h4 class="code-header">fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#422" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts an <code>i8</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
</div></details><details class="rustdoc-toggle" open><summary><div id="method.from_i16" class="method has-srclink"><h4 class="code-header">fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#429" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts an <code>i16</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
</div></details><details class="rustdoc-toggle" open><summary><div id="method.from_i32" class="method has-srclink"><h4 class="code-header">fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#436" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts an <code>i32</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
</div></details><details class="rustdoc-toggle" open><summary><div id="method.from_i128" class="method has-srclink"><h4 class="code-header">fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#453" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts an <code>i128</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
<p>This method is only available with feature <code>i128</code> enabled on Rust >= 1.26.</p>
<p>The default implementation converts through <code>from_i64()</code>. Types implementing
this trait should override this method if they can represent a greater range.</p>
</div></details><details class="rustdoc-toggle" open><summary><div id="method.from_usize" class="method has-srclink"><h4 class="code-header">fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#460" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts a <code>usize</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
</div></details><details class="rustdoc-toggle" open><summary><div id="method.from_u8" class="method has-srclink"><h4 class="code-header">fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#467" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts an <code>u8</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
</div></details><details class="rustdoc-toggle" open><summary><div id="method.from_u16" class="method has-srclink"><h4 class="code-header">fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#474" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts an <code>u16</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
</div></details><details class="rustdoc-toggle" open><summary><div id="method.from_u32" class="method has-srclink"><h4 class="code-header">fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#481" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts an <code>u32</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
</div></details><details class="rustdoc-toggle" open><summary><div id="method.from_u128" class="method has-srclink"><h4 class="code-header">fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#498" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts an <code>u128</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
<p>This method is only available with feature <code>i128</code> enabled on Rust >= 1.26.</p>
<p>The default implementation converts through <code>from_u64()</code>. Types implementing
this trait should override this method if they can represent a greater range.</p>
</div></details><details class="rustdoc-toggle" open><summary><div id="method.from_f32" class="method has-srclink"><h4 class="code-header">fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#505" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts a <code>f32</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
</div></details><details class="rustdoc-toggle" open><summary><div id="method.from_f64" class="method has-srclink"><h4 class="code-header">fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><Self></h4><a class="srclink" href="../src/num_traits/cast.rs.html#516" title="goto source code">[src]</a></div></summary><div class="docblock"><p>Converts a <code>f64</code> to return an optional value of this type. If the
value cannot be represented by this type, then <code>None</code> is returned.</p>
<p>The default implementation tries to convert through <code>from_i64()</code>, and
failing that through <code>from_u64()</code>. Types implementing this trait should
override this method if they can represent a greater range.</p>
</div></details></div><h2 id="foreign-impls" class="small-section-header">Implementations on Foreign Types<a href="#foreign-impls" class="anchor"></a></h2><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-u64" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a></h3><a href="#impl-FromPrimitive-for-u64" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_isize-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div><div id="method.from_i8-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_i8-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div><div id="method.from_i16-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_i16-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div><div id="method.from_i32-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_i32-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div><div id="method.from_i64" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_i64" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div><div id="method.from_i128-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_i128-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div><div id="method.from_usize-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_usize-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div><div id="method.from_u8-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_u8-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div><div id="method.from_u16-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_u16-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div><div id="method.from_u32-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_u32-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div><div id="method.from_u64" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_u64" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div><div id="method.from_u128-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_u128-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div><div id="method.from_f32-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_f32-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div><div id="method.from_f64-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>></h4><a href="#method.from_f64-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#603" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-f32" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a></h3><a href="#impl-FromPrimitive-for-f32" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_isize-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div><div id="method.from_i8-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_i8-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div><div id="method.from_i16-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_i16-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div><div id="method.from_i32-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_i32-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div><div id="method.from_i64-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_i64-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div><div id="method.from_i128-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_i128-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div><div id="method.from_usize-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_usize-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div><div id="method.from_u8-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_u8-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div><div id="method.from_u16-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_u16-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div><div id="method.from_u32-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_u32-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div><div id="method.from_u64-1" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_u64-1" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div><div id="method.from_u128-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_u128-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div><div id="method.from_f32-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_f32-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div><div id="method.from_f64-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>></h4><a href="#method.from_f64-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#606" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-u8" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a></h3><a href="#impl-FromPrimitive-for-u8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_isize-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div><div id="method.from_i8-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_i8-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div><div id="method.from_i16-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_i16-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div><div id="method.from_i32-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_i32-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div><div id="method.from_i64-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_i64-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div><div id="method.from_i128-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_i128-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div><div id="method.from_usize-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_usize-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div><div id="method.from_u8-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_u8-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div><div id="method.from_u16-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_u16-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div><div id="method.from_u32-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_u32-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div><div id="method.from_u64-2" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_u64-2" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div><div id="method.from_u128-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_u128-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div><div id="method.from_f32-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_f32-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div><div id="method.from_f64-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>></h4><a href="#method.from_f64-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#600" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-u128" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a></h3><a href="#impl-FromPrimitive-for-u128" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_isize-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div><div id="method.from_i8-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_i8-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div><div id="method.from_i16-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_i16-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div><div id="method.from_i32-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_i32-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div><div id="method.from_i64-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_i64-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div><div id="method.from_i128-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_i128-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div><div id="method.from_usize-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_usize-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div><div id="method.from_u8-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_u8-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div><div id="method.from_u16-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_u16-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div><div id="method.from_u32-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_u32-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div><div id="method.from_u64-3" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_u64-3" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div><div id="method.from_u128-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_u128-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div><div id="method.from_f32-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_f32-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div><div id="method.from_f64-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>></h4><a href="#method.from_f64-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#605" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-u16" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a></h3><a href="#impl-FromPrimitive-for-u16" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_isize-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div><div id="method.from_i8-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_i8-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div><div id="method.from_i16-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_i16-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div><div id="method.from_i32-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_i32-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div><div id="method.from_i64-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_i64-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div><div id="method.from_i128-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_i128-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div><div id="method.from_usize-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_usize-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div><div id="method.from_u8-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_u8-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div><div id="method.from_u16-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_u16-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div><div id="method.from_u32-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_u32-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div><div id="method.from_u64-4" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_u64-4" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div><div id="method.from_u128-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_u128-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div><div id="method.from_f32-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_f32-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div><div id="method.from_f64-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>></h4><a href="#method.from_f64-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#601" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-i16" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a></h3><a href="#impl-FromPrimitive-for-i16" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_isize-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div><div id="method.from_i8-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_i8-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div><div id="method.from_i16-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_i16-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div><div id="method.from_i32-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_i32-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div><div id="method.from_i64-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_i64-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div><div id="method.from_i128-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_i128-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div><div id="method.from_usize-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_usize-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div><div id="method.from_u8-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_u8-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div><div id="method.from_u16-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_u16-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div><div id="method.from_u32-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_u32-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div><div id="method.from_u64-5" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_u64-5" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div><div id="method.from_u128-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_u128-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div><div id="method.from_f32-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_f32-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div><div id="method.from_f64-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>></h4><a href="#method.from_f64-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#594" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-Wrapping%3CT%3E" class="impl has-srclink"><h3 class="code-header in-band">impl<T> <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a>, </span></h3><a href="#impl-FromPrimitive-for-Wrapping%3CT%3E" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#652-673" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_isize-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div><div id="method.from_i8-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_i8-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div><div id="method.from_i16-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_i16-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div><div id="method.from_i32-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_i32-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div><div id="method.from_i64-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_i64-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div><div id="method.from_i128-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_i128-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div><div id="method.from_usize-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_usize-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div><div id="method.from_u8-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_u8-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div><div id="method.from_u16-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_u16-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div><div id="method.from_u32-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_u32-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div><div id="method.from_u64-6" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_u64-6" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div><div id="method.from_u128-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_u128-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div><div id="method.from_f32-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_f32-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div><div id="method.from_f64-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/1.54.0/core/num/wrapping/struct.Wrapping.html" title="struct core::num::wrapping::Wrapping">Wrapping</a><T>></h4><a href="#method.from_f64-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#653-672" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-i32" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a></h3><a href="#impl-FromPrimitive-for-i32" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_isize-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div><div id="method.from_i8-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_i8-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div><div id="method.from_i16-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_i16-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div><div id="method.from_i32-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_i32-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div><div id="method.from_i64-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_i64-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div><div id="method.from_i128-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_i128-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div><div id="method.from_usize-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_usize-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div><div id="method.from_u8-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_u8-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div><div id="method.from_u16-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_u16-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div><div id="method.from_u32-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_u32-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div><div id="method.from_u64-7" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_u64-7" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div><div id="method.from_u128-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_u128-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div><div id="method.from_f32-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_f32-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div><div id="method.from_f64-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>></h4><a href="#method.from_f64-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#595" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-usize" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a></h3><a href="#impl-FromPrimitive-for-usize" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_isize-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div><div id="method.from_i8-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_i8-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div><div id="method.from_i16-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_i16-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div><div id="method.from_i32-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_i32-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div><div id="method.from_i64-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_i64-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div><div id="method.from_i128-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_i128-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div><div id="method.from_usize-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_usize-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div><div id="method.from_u8-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_u8-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div><div id="method.from_u16-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_u16-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div><div id="method.from_u32-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_u32-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div><div id="method.from_u64-8" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_u64-8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div><div id="method.from_u128-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_u128-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div><div id="method.from_f32-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_f32-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div><div id="method.from_f64-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>></h4><a href="#method.from_f64-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#599" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-u32" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a></h3><a href="#impl-FromPrimitive-for-u32" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_isize-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div><div id="method.from_i8-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_i8-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div><div id="method.from_i16-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_i16-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div><div id="method.from_i32-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_i32-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div><div id="method.from_i64-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_i64-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div><div id="method.from_i128-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_i128-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div><div id="method.from_usize-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_usize-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div><div id="method.from_u8-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_u8-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div><div id="method.from_u16-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_u16-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div><div id="method.from_u32-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_u32-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div><div id="method.from_u64-9" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_u64-9" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div><div id="method.from_u128-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_u128-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div><div id="method.from_f32-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_f32-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div><div id="method.from_f64-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>></h4><a href="#method.from_f64-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#602" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-isize" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a></h3><a href="#impl-FromPrimitive-for-isize" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_isize-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div><div id="method.from_i8-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_i8-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div><div id="method.from_i16-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_i16-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div><div id="method.from_i32-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_i32-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div><div id="method.from_i64-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_i64-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div><div id="method.from_i128-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_i128-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div><div id="method.from_usize-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_usize-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div><div id="method.from_u8-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_u8-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div><div id="method.from_u16-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_u16-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div><div id="method.from_u32-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_u32-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div><div id="method.from_u64-10" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_u64-10" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div><div id="method.from_u128-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_u128-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div><div id="method.from_f32-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_f32-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div><div id="method.from_f64-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>></h4><a href="#method.from_f64-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#592" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-f64" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a></h3><a href="#impl-FromPrimitive-for-f64" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_isize-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div><div id="method.from_i8-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_i8-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div><div id="method.from_i16-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_i16-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div><div id="method.from_i32-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_i32-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div><div id="method.from_i64-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_i64-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div><div id="method.from_i128-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_i128-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div><div id="method.from_usize-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_usize-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div><div id="method.from_u8-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_u8-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div><div id="method.from_u16-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_u16-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div><div id="method.from_u32-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_u32-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div><div id="method.from_u64-11" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_u64-11" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div><div id="method.from_u128-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_u128-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div><div id="method.from_f32-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_f32-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div><div id="method.from_f64-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>></h4><a href="#method.from_f64-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#607" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-i8" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a></h3><a href="#impl-FromPrimitive-for-i8" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_isize-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div><div id="method.from_i8-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_i8-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div><div id="method.from_i16-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_i16-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div><div id="method.from_i32-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_i32-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div><div id="method.from_i64-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_i64-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div><div id="method.from_i128-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_i128-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div><div id="method.from_usize-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_usize-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div><div id="method.from_u8-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_u8-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div><div id="method.from_u16-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_u16-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div><div id="method.from_u32-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_u32-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div><div id="method.from_u64-12" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_u64-12" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div><div id="method.from_u128-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_u128-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div><div id="method.from_f32-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_f32-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div><div id="method.from_f64-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>></h4><a href="#method.from_f64-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#593" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-i64" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a></h3><a href="#impl-FromPrimitive-for-i64" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_isize-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div><div id="method.from_i8-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_i8-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div><div id="method.from_i16-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_i16-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div><div id="method.from_i32-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_i32-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div><div id="method.from_i64-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_i64-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div><div id="method.from_i128-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_i128-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div><div id="method.from_usize-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_usize-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div><div id="method.from_u8-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_u8-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div><div id="method.from_u16-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_u16-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div><div id="method.from_u32-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_u32-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div><div id="method.from_u64-13" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_u64-13" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div><div id="method.from_u128-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_u128-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div><div id="method.from_f32-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_f32-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div><div id="method.from_f64-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>></h4><a href="#method.from_f64-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#596" title="goto source code">[src]</a></div></div></details><details class="rustdoc-toggle implementors-toggle"><summary><div id="impl-FromPrimitive-for-i128" class="impl has-srclink"><h3 class="code-header in-band">impl <a class="trait" href="trait.FromPrimitive.html" title="trait enum_primitive::FromPrimitive">FromPrimitive</a> for <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a></h3><a href="#impl-FromPrimitive-for-i128" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div></summary><div class="impl-items"><div id="method.from_isize-15" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_isize" class="fnname">from_isize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.isize.html">isize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_isize-15" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div><div id="method.from_i8-15" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i8" class="fnname">from_i8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i8.html">i8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_i8-15" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div><div id="method.from_i16-15" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i16" class="fnname">from_i16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i16.html">i16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_i16-15" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div><div id="method.from_i32-15" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i32" class="fnname">from_i32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i32.html">i32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_i32-15" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div><div id="method.from_i64-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_i64" class="fnname">from_i64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i64.html">i64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_i64-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div><div id="method.from_i128-15" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_i128" class="fnname">from_i128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_i128-15" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div><div id="method.from_usize-15" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_usize" class="fnname">from_usize</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.usize.html">usize</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_usize-15" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div><div id="method.from_u8-15" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u8" class="fnname">from_u8</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u8.html">u8</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_u8-15" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div><div id="method.from_u16-15" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u16" class="fnname">from_u16</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u16.html">u16</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_u16-15" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div><div id="method.from_u32-15" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u32" class="fnname">from_u32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u32.html">u32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_u32-15" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div><div id="method.from_u64-14" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#tymethod.from_u64" class="fnname">from_u64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u64.html">u64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_u64-14" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div><div id="method.from_u128-15" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_u128" class="fnname">from_u128</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.u128.html">u128</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_u128-15" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div><div id="method.from_f32-15" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f32" class="fnname">from_f32</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f32.html">f32</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_f32-15" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div><div id="method.from_f64-15" class="method trait-impl has-srclink"><h4 class="code-header">pub fn <a href="#method.from_f64" class="fnname">from_f64</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.f64.html">f64</a>) -> <a class="enum" href="enum.Option.html" title="enum enum_primitive::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.54.0/std/primitive.i128.html">i128</a>></h4><a href="#method.from_f64-15" class="anchor"></a><a class="srclink" href="../src/num_traits/cast.rs.html#598" title="goto source code">[src]</a></div></div></details><h2 id="implementors" class="small-section-header">Implementors<a href="#implementors" class="anchor"></a></h2><div class="item-list" id="implementors-list"></div><script type="text/javascript" src="../implementors/num_traits/cast/trait.FromPrimitive.js" async></script></section><section id="search" class="content hidden"></section><div id="rustdoc-vars" data-root-path="../" data-current-crate="enum_primitive" data-search-index-js="../search-index.js" data-search-js="../search.js"></div><script src="../main.js"></script></body></html>