<!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="Argument conversion into an array view"><meta name="keywords" content="rust, rustlang, rust-lang, AsArray"><title>AsArray in ndarray - 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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<p>The trait is parameterized over <code>A</code>, the element type, and <code>D</code>, the
dimensionality of the array. <code>D</code> defaults to one-dimensional.</p>
<p>Use <code>.into()</code> to do the conversion.</p>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">ndarray::AsArray</span>;
<span class="kw">fn</span> <span class="ident">sum</span><span class="op"><</span><span class="lifetime">'a</span>, <span class="ident">V</span>: <span class="ident">AsArray</span><span class="op"><</span><span class="lifetime">'a</span>, <span class="ident">f64</span><span class="op">></span><span class="op">></span>(<span class="ident">data</span>: <span class="ident">V</span>) <span class="op">-</span><span class="op">></span> <span class="ident">f64</span> {
<span class="kw">let</span> <span class="ident">array_view</span> <span class="op">=</span> <span class="ident">data</span>.<span class="ident">into</span>();
<span class="ident">array_view</span>.<span class="ident">scalar_sum</span>()
}
<span class="macro">assert_eq!</span>(
<span class="ident">sum</span>(<span class="kw-2">&</span>[<span class="number">1.</span>, <span class="number">2.</span>, <span class="number">3.</span>]),
<span class="number">6.</span>
);
</pre></div>
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