Struct String

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pub struct String<'a> { /* private fields */ }
Expand description

Wrapper for C string

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impl<'a> String<'a>

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pub const fn try_new_c(string: &'a [u8]) -> Option<Self>

Creates new instance from C string (null terminated)

Returns None if input has no NULL character at the end

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pub const fn new_c(string: &'a [u8]) -> Self

Creates new instance from C string (null terminated)

Panics if input has no NULL character at the end

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pub fn new(string: &'a [u8]) -> Self

Creates new String.

If string ends with null character, then it slice will be used as it is otherwise it shall create buffer to store string with null terminating character appended

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pub fn as_ptr(&self) -> *const u8

Returns pointer to the underlying buffer

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pub fn as_bytes(&self) -> &[u8]

Returns String without null termination character

Trait Implementations§

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impl<'a> Clone for String<'a>

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fn clone(&self) -> String<'a>

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for String<'_>

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fn fmt(&self, fmt: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<'a> From<&'a [u8]> for String<'a>

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fn from(value: &'a [u8]) -> Self

Converts to this type from the input type.
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impl<'a> From<&'a str> for String<'a>

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fn from(value: &'a str) -> Self

Converts to this type from the input type.
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impl PartialEq<&[u8]> for String<'_>

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fn eq(&self, other: &&[u8]) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<[u8]> for String<'_>

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fn eq(&self, other: &[u8]) -> bool

Tests for self and other values to be equal, and is used by ==.
1.0.0 · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialEq<str> for String<'_>

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fn eq(&self, other: &str) -> bool

Tests for self and other values to be equal, and is used by ==.
1.0.0 · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

Auto Trait Implementations§

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impl<'a> Freeze for String<'a>

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impl<'a> RefUnwindSafe for String<'a>

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impl<'a> Send for String<'a>

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impl<'a> Sync for String<'a>

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impl<'a> Unpin for String<'a>

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impl<'a> UnwindSafe for String<'a>

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more