<!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="API documentation for the Rust `Cell` struct in crate `std`."><meta name="keywords" content="rust, rustlang, rust-lang, Cell"><title>std::cell::Cell - Rust</title><link rel="stylesheet" type="text/css" href="../../normalize1.35.0.css"><link rel="stylesheet" type="text/css" href="../../rustdoc1.35.0.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../dark1.35.0.css"><link rel="stylesheet" type="text/css" href="../../light1.35.0.css" id="themeStyle"><script src="../../storage1.35.0.js"></script><noscript><link rel="stylesheet" href="../../noscript1.35.0.css"></noscript><link rel="shortcut icon" href="../../favicon1.35.0.ico"><style type="text/css">#crate-search{background-image:url("../../down-arrow1.35.0.svg");}</style></head><body class="rustdoc struct"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div><a href='../../std/index.html'><img src='../../rust-logo1.35.0.png' alt='logo' width='100'></a><p class='location'>Struct Cell</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#methods">Methods</a><div class="sidebar-links"><a href="#method.as_ptr">as_ptr</a><a href="#method.as_slice_of_cells">as_slice_of_cells</a><a href="#method.from_mut">from_mut</a><a href="#method.get">get</a><a href="#method.get_mut">get_mut</a><a href="#method.into_inner">into_inner</a><a href="#method.new">new</a><a href="#method.replace">replace</a><a href="#method.set">set</a><a href="#method.swap">swap</a><a href="#method.take">take</a><a href="#method.update">update</a></div><a class="sidebar-title" href="#implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-Clone">Clone</a><a href="#impl-CoerceUnsized%3CCell%3CU%3E%3E">CoerceUnsized<Cell<U>></a><a href="#impl-Debug">Debug</a><a href="#impl-Default">Default</a><a href="#impl-Eq">Eq</a><a href="#impl-From%3CT%3E">From<T></a><a href="#impl-Ord">Ord</a><a href="#impl-PartialEq%3CCell%3CT%3E%3E">PartialEq<Cell<T>></a><a href="#impl-PartialOrd%3CCell%3CT%3E%3E">PartialOrd<Cell<T>></a><a href="#impl-Send">Send</a><a href="#impl-Sync">!Sync</a></div><a class="sidebar-title" href="#blanket-implementations">Blanket Implementations</a><div class="sidebar-links"><a href="#impl-Any">Any</a><a href="#impl-Borrow">Borrow</a><a href="#impl-BorrowMut">BorrowMut</a><a href="#impl-From">From</a><a href="#impl-Into">Into</a><a href="#impl-ToOwned">ToOwned</a><a href="#impl-TryFrom">TryFrom</a><a href="#impl-TryInto">TryInto</a></div></div><p class='location'><a href='../index.html'>std</a>::<wbr><a href='index.html'>cell</a></p><script>window.sidebarCurrent = {name: 'Cell', ty: 'struct', relpath: ''};</script><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../brush1.35.0.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../theme1.35.0.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><a id="settings-menu" href="../../settings.html"><img src="../../wheel1.35.0.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class='fqn'><span class='out-of-band'><span class='since' title='Stable since Rust version 1.0.0'>1.0.0</span><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/core/cell.rs.html#230-232' title='goto source code'>[src]</a></span><span class='in-band'>Struct <a href='../index.html'>std</a>::<wbr><a href='index.html'>cell</a>::<wbr><a class="struct" href=''>Cell</a></span></h1><div class="docblock type-decl hidden-by-usual-hider"><pre class='rust struct'><div class="docblock attributes">#[repr(transparent)]
</div>pub struct Cell<T> <span class="where fmt-newline">where<br> T: ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span> { /* fields omitted */ }</pre></div><div class='docblock'><p>A mutable memory location.</p>
<h1 id="examples" class="section-header"><a href="#examples">Examples</a></h1>
<p>In this example, you can see that <code>Cell<T></code> enables mutation inside an
immutable struct. In other words, it enables "interior mutability".</p>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">Cell</span>;
<span class="kw">struct</span> <span class="ident">SomeStruct</span> {
<span class="ident">regular_field</span>: <span class="ident">u8</span>,
<span class="ident">special_field</span>: <span class="ident">Cell</span><span class="op"><</span><span class="ident">u8</span><span class="op">></span>,
}
<span class="kw">let</span> <span class="ident">my_struct</span> <span class="op">=</span> <span class="ident">SomeStruct</span> {
<span class="ident">regular_field</span>: <span class="number">0</span>,
<span class="ident">special_field</span>: <span class="ident">Cell</span>::<span class="ident">new</span>(<span class="number">1</span>),
};
<span class="kw">let</span> <span class="ident">new_value</span> <span class="op">=</span> <span class="number">100</span>;
<span class="comment">// ERROR: `my_struct` is immutable</span>
<span class="comment">// my_struct.regular_field = new_value;</span>
<span class="comment">// WORKS: although `my_struct` is immutable, `special_field` is a `Cell`,</span>
<span class="comment">// which can always be mutated</span>
<span class="ident">my_struct</span>.<span class="ident">special_field</span>.<span class="ident">set</span>(<span class="ident">new_value</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">my_struct</span>.<span class="ident">special_field</span>.<span class="ident">get</span>(), <span class="ident">new_value</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acell%3A%3ACell%3B%0A%0Astruct%20SomeStruct%20%7B%0A%20%20%20%20regular_field%3A%20u8%2C%0A%20%20%20%20special_field%3A%20Cell%3Cu8%3E%2C%0A%7D%0A%0Alet%20my_struct%20%3D%20SomeStruct%20%7B%0A%20%20%20%20regular_field%3A%200%2C%0A%20%20%20%20special_field%3A%20Cell%3A%3Anew(1)%2C%0A%7D%3B%0A%0Alet%20new_value%20%3D%20100%3B%0A%0A%2F%2F%20ERROR%3A%20%60my_struct%60%20is%20immutable%0A%2F%2F%20my_struct.regular_field%20%3D%20new_value%3B%0A%0A%2F%2F%20WORKS%3A%20although%20%60my_struct%60%20is%20immutable%2C%20%60special_field%60%20is%20a%20%60Cell%60%2C%0A%2F%2F%20which%20can%20always%20be%20mutated%0Amy_struct.special_field.set(new_value)%3B%0Aassert_eq!(my_struct.special_field.get()%2C%20new_value)%3B%0A%7D">Run</a></pre></div>
<p>See the <a href="index.html">module-level documentation</a> for more.</p>
</div><h2 id='methods' class='small-section-header'>Methods<a href='#methods' class='anchor'></a></h2><h3 id='impl' class='impl'><code class='in-band'>impl<T> <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/marker/trait.Copy.html" title="trait std::marker::Copy">Copy</a>, </span></code><a href='#impl' class='anchor'></a><a class='srclink' href='../../src/core/cell.rs.html#234-278' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.get' class="method"><code id='get.v'>pub fn <a href='#method.get' class='fnname'>get</a>(&self) -> T</code><a class='srclink' href='../../src/core/cell.rs.html#248-250' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a copy of the contained value.</p>
<h1 id="examples-1" class="section-header"><a href="#examples-1">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">Cell</span>;
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">Cell</span>::<span class="ident">new</span>(<span class="number">5</span>);
<span class="kw">let</span> <span class="ident">five</span> <span class="op">=</span> <span class="ident">c</span>.<span class="ident">get</span>();<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acell%3A%3ACell%3B%0A%0Alet%20c%20%3D%20Cell%3A%3Anew(5)%3B%0A%0Alet%20five%20%3D%20c.get()%3B%0A%7D">Run</a></pre></div>
</div><h4 id='method.update' class="method"><code id='update.v'>pub fn <a href='#method.update' class='fnname'>update</a><F>(&self, f: F) -> T <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnOnce.html" title="trait std::ops::FnOnce">FnOnce</a>(T) -> T, </span></code><a class='srclink' href='../../src/core/cell.rs.html#269-277' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab unstable'><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>cell_update</code> <a href="https://github.com/rust-lang/rust/issues/50186">#50186</a>)</div></div><div class='docblock'><p>Updates the contained value using a function and returns the new value.</p>
<h1 id="examples-2" class="section-header"><a href="#examples-2">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="attribute">#![<span class="ident">feature</span>(<span class="ident">cell_update</span>)]</span>
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">Cell</span>;
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">Cell</span>::<span class="ident">new</span>(<span class="number">5</span>);
<span class="kw">let</span> <span class="ident">new</span> <span class="op">=</span> <span class="ident">c</span>.<span class="ident">update</span>(<span class="op">|</span><span class="ident">x</span><span class="op">|</span> <span class="ident">x</span> <span class="op">+</span> <span class="number">1</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">new</span>, <span class="number">6</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">c</span>.<span class="ident">get</span>(), <span class="number">6</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0A%23!%5Bfeature(cell_update)%5D%0A%0Afn%20main()%20%7B%0Ause%20std%3A%3Acell%3A%3ACell%3B%0A%0Alet%20c%20%3D%20Cell%3A%3Anew(5)%3B%0Alet%20new%20%3D%20c.update(%7Cx%7C%20x%20%2B%201)%3B%0A%0Aassert_eq!(new%2C%206)%3B%0Aassert_eq!(c.get()%2C%206)%3B%0A%7D&version=nightly">Run</a></pre></div>
</div></div><h3 id='impl-1' class='impl'><code class='in-band'>impl<T> <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T></code><a href='#impl-1' class='anchor'></a><a class='srclink' href='../../src/core/cell.rs.html#357-451' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.new' class="method"><code id='new.v'>pub const fn <a href='#method.new' class='fnname'>new</a>(value: T) -> <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T></code><a class='srclink' href='../../src/core/cell.rs.html#369-373' title='goto source code'>[src]</a></h4><div class='docblock'><p>Creates a new <code>Cell</code> containing the given value.</p>
<h1 id="examples-3" class="section-header"><a href="#examples-3">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">Cell</span>;
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">Cell</span>::<span class="ident">new</span>(<span class="number">5</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acell%3A%3ACell%3B%0A%0Alet%20c%20%3D%20Cell%3A%3Anew(5)%3B%0A%7D">Run</a></pre></div>
</div><h4 id='method.set' class="method"><code id='set.v'>pub fn <a href='#method.set' class='fnname'>set</a>(&self, val: T)</code><a class='srclink' href='../../src/core/cell.rs.html#388-391' title='goto source code'>[src]</a></h4><div class='docblock'><p>Sets the contained value.</p>
<h1 id="examples-4" class="section-header"><a href="#examples-4">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">Cell</span>;
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">Cell</span>::<span class="ident">new</span>(<span class="number">5</span>);
<span class="ident">c</span>.<span class="ident">set</span>(<span class="number">10</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acell%3A%3ACell%3B%0A%0Alet%20c%20%3D%20Cell%3A%3Anew(5)%3B%0A%0Ac.set(10)%3B%0A%7D">Run</a></pre></div>
</div><h4 id='method.swap' class="method"><code id='swap.v'>pub fn <a href='#method.swap' class='fnname'>swap</a>(&self, other: &<a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T>)</code><div class='since' title='Stable since Rust version 1.17.0'>1.17.0</div><a class='srclink' href='../../src/core/cell.rs.html#409-416' title='goto source code'>[src]</a></h4><div class='docblock'><p>Swaps the values of two Cells.
Difference with <code>std::mem::swap</code> is that this function doesn't require <code>&mut</code> reference.</p>
<h1 id="examples-5" class="section-header"><a href="#examples-5">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">Cell</span>;
<span class="kw">let</span> <span class="ident">c1</span> <span class="op">=</span> <span class="ident">Cell</span>::<span class="ident">new</span>(<span class="number">5i32</span>);
<span class="kw">let</span> <span class="ident">c2</span> <span class="op">=</span> <span class="ident">Cell</span>::<span class="ident">new</span>(<span class="number">10i32</span>);
<span class="ident">c1</span>.<span class="ident">swap</span>(<span class="kw-2">&</span><span class="ident">c2</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">10</span>, <span class="ident">c1</span>.<span class="ident">get</span>());
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">5</span>, <span class="ident">c2</span>.<span class="ident">get</span>());<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acell%3A%3ACell%3B%0A%0Alet%20c1%20%3D%20Cell%3A%3Anew(5i32)%3B%0Alet%20c2%20%3D%20Cell%3A%3Anew(10i32)%3B%0Ac1.swap(%26c2)%3B%0Aassert_eq!(10%2C%20c1.get())%3B%0Aassert_eq!(5%2C%20c2.get())%3B%0A%7D">Run</a></pre></div>
</div><h4 id='method.replace' class="method"><code id='replace.v'>pub fn <a href='#method.replace' class='fnname'>replace</a>(&self, val: T) -> T</code><div class='since' title='Stable since Rust version 1.17.0'>1.17.0</div><a class='srclink' href='../../src/core/cell.rs.html#431-433' title='goto source code'>[src]</a></h4><div class='docblock'><p>Replaces the contained value, and returns it.</p>
<h1 id="examples-6" class="section-header"><a href="#examples-6">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">Cell</span>;
<span class="kw">let</span> <span class="ident">cell</span> <span class="op">=</span> <span class="ident">Cell</span>::<span class="ident">new</span>(<span class="number">5</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">cell</span>.<span class="ident">get</span>(), <span class="number">5</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">cell</span>.<span class="ident">replace</span>(<span class="number">10</span>), <span class="number">5</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">cell</span>.<span class="ident">get</span>(), <span class="number">10</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acell%3A%3ACell%3B%0A%0Alet%20cell%20%3D%20Cell%3A%3Anew(5)%3B%0Aassert_eq!(cell.get()%2C%205)%3B%0Aassert_eq!(cell.replace(10)%2C%205)%3B%0Aassert_eq!(cell.get()%2C%2010)%3B%0A%7D">Run</a></pre></div>
</div><h4 id='method.into_inner' class="method"><code id='into_inner.v'>pub fn <a href='#method.into_inner' class='fnname'>into_inner</a>(self) -> T</code><div class='since' title='Stable since Rust version 1.17.0'>1.17.0</div><a class='srclink' href='../../src/core/cell.rs.html#448-450' title='goto source code'>[src]</a></h4><div class='docblock'><p>Unwraps the value.</p>
<h1 id="examples-7" class="section-header"><a href="#examples-7">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">Cell</span>;
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">Cell</span>::<span class="ident">new</span>(<span class="number">5</span>);
<span class="kw">let</span> <span class="ident">five</span> <span class="op">=</span> <span class="ident">c</span>.<span class="ident">into_inner</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">five</span>, <span class="number">5</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acell%3A%3ACell%3B%0A%0Alet%20c%20%3D%20Cell%3A%3Anew(5)%3B%0Alet%20five%20%3D%20c.into_inner()%3B%0A%0Aassert_eq!(five%2C%205)%3B%0A%7D">Run</a></pre></div>
</div></div><h3 id='impl-2' class='impl'><code class='in-band'>impl<T> <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T> <span class="where fmt-newline">where<br> T: ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span></code><a href='#impl-2' class='anchor'></a><a class='srclink' href='../../src/core/cell.rs.html#453-515' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.as_ptr' class="method"><code id='as_ptr.v'>pub const fn <a href='#method.as_ptr' class='fnname'>as_ptr</a>(&self) -> <a class="primitive" href="../primitive.pointer.html">*mut T</a></code><div class='since' title='Stable since Rust version 1.12.0'>1.12.0</div><a class='srclink' href='../../src/core/cell.rs.html#467-469' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a raw pointer to the underlying data in this cell.</p>
<h1 id="examples-8" class="section-header"><a href="#examples-8">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">Cell</span>;
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">Cell</span>::<span class="ident">new</span>(<span class="number">5</span>);
<span class="kw">let</span> <span class="ident">ptr</span> <span class="op">=</span> <span class="ident">c</span>.<span class="ident">as_ptr</span>();<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acell%3A%3ACell%3B%0A%0Alet%20c%20%3D%20Cell%3A%3Anew(5)%3B%0A%0Alet%20ptr%20%3D%20c.as_ptr()%3B%0A%7D">Run</a></pre></div>
</div><h4 id='method.get_mut' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>F</span></div><div class="content hidden"><h3 class="important">Important traits for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>F</h3><code class="content"><span class="where fmt-newline">impl<'_, F> <a class="trait" href="../../std/future/trait.Future.html" title="trait std::future::Future">Future</a> for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>F <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/marker/trait.Unpin.html" title="trait std::marker::Unpin">Unpin</a> + <a class="trait" href="../../std/future/trait.Future.html" title="trait std::future::Future">Future</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/future/trait.Future.html#associatedtype.Output' class="type">Output</a> = <F as <a class="trait" href="../../std/future/trait.Future.html" title="trait std::future::Future">Future</a>>::<a class="type" href="../../std/future/trait.Future.html#associatedtype.Output" title="type std::future::Future::Output">Output</a>;</span><span class="where fmt-newline">impl<'_, I> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>I <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span><span class="where fmt-newline">impl<R: <a class="trait" href="../../std/io/trait.Read.html" title="trait std::io::Read">Read</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, '_> <a class="trait" href="../../std/io/trait.Read.html" title="trait std::io::Read">Read</a> for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>R</span><span class="where fmt-newline">impl<W: <a class="trait" href="../../std/io/trait.Write.html" title="trait std::io::Write">Write</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, '_> <a class="trait" href="../../std/io/trait.Write.html" title="trait std::io::Write">Write</a> for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>W</span></code></div></div><code id='get_mut.v'>pub fn <a href='#method.get_mut' class='fnname'>get_mut</a>(&mut self) -> <a class="primitive" href="../primitive.reference.html">&mut </a>T</code><div class='since' title='Stable since Rust version 1.11.0'>1.11.0</div><a class='srclink' href='../../src/core/cell.rs.html#488-492' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a mutable reference to the underlying data.</p>
<p>This call borrows <code>Cell</code> mutably (at compile-time) which guarantees
that we possess the only reference.</p>
<h1 id="examples-9" class="section-header"><a href="#examples-9">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">Cell</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">Cell</span>::<span class="ident">new</span>(<span class="number">5</span>);
<span class="kw-2">*</span><span class="ident">c</span>.<span class="ident">get_mut</span>() <span class="op">+=</span> <span class="number">1</span>;
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">c</span>.<span class="ident">get</span>(), <span class="number">6</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acell%3A%3ACell%3B%0A%0Alet%20mut%20c%20%3D%20Cell%3A%3Anew(5)%3B%0A*c.get_mut()%20%2B%3D%201%3B%0A%0Aassert_eq!(c.get()%2C%206)%3B%0A%7D">Run</a></pre></div>
</div><h4 id='method.from_mut' class="method"><code id='from_mut.v'>pub fn <a href='#method.from_mut' class='fnname'>from_mut</a>(t: <a class="primitive" href="../primitive.reference.html">&mut </a>T) -> &<a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T></code><a class='srclink' href='../../src/core/cell.rs.html#510-514' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab unstable'><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>as_cell</code> <a href="https://github.com/rust-lang/rust/issues/43038">#43038</a>)</div></div><div class='docblock'><p>Returns a <code>&Cell<T></code> from a <code>&mut T</code></p>
<h1 id="examples-10" class="section-header"><a href="#examples-10">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="attribute">#![<span class="ident">feature</span>(<span class="ident">as_cell</span>)]</span>
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">Cell</span>;
<span class="kw">let</span> <span class="ident">slice</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> [<span class="ident">i32</span>] <span class="op">=</span> <span class="kw-2">&</span><span class="kw-2">mut</span> [<span class="number">1</span>, <span class="number">2</span>, <span class="number">3</span>];
<span class="kw">let</span> <span class="ident">cell_slice</span>: <span class="kw-2">&</span><span class="ident">Cell</span><span class="op"><</span>[<span class="ident">i32</span>]<span class="op">></span> <span class="op">=</span> <span class="ident">Cell</span>::<span class="ident">from_mut</span>(<span class="ident">slice</span>);
<span class="kw">let</span> <span class="ident">slice_cell</span>: <span class="kw-2">&</span>[<span class="ident">Cell</span><span class="op"><</span><span class="ident">i32</span><span class="op">></span>] <span class="op">=</span> <span class="ident">cell_slice</span>.<span class="ident">as_slice_of_cells</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">slice_cell</span>.<span class="ident">len</span>(), <span class="number">3</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0A%23!%5Bfeature(as_cell)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acell%3A%3ACell%3B%0A%0Alet%20slice%3A%20%26mut%20%5Bi32%5D%20%3D%20%26mut%20%5B1%2C%202%2C%203%5D%3B%0Alet%20cell_slice%3A%20%26Cell%3C%5Bi32%5D%3E%20%3D%20Cell%3A%3Afrom_mut(slice)%3B%0Alet%20slice_cell%3A%20%26%5BCell%3Ci32%3E%5D%20%3D%20cell_slice.as_slice_of_cells()%3B%0A%0Aassert_eq!(slice_cell.len()%2C%203)%3B%0A%7D&version=nightly">Run</a></pre></div>
</div></div><h3 id='impl-3' class='impl'><code class='in-band'>impl<T> <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/default/trait.Default.html" title="trait std::default::Default">Default</a>, </span></code><a href='#impl-3' class='anchor'></a><a class='srclink' href='../../src/core/cell.rs.html#517-535' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.take' class="method"><code id='take.v'>pub fn <a href='#method.take' class='fnname'>take</a>(&self) -> T</code><div class='since' title='Stable since Rust version 1.17.0'>1.17.0</div><a class='srclink' href='../../src/core/cell.rs.html#532-534' title='goto source code'>[src]</a></h4><div class='docblock'><p>Takes the value of the cell, leaving <code>Default::default()</code> in its place.</p>
<h1 id="examples-11" class="section-header"><a href="#examples-11">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">Cell</span>;
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">Cell</span>::<span class="ident">new</span>(<span class="number">5</span>);
<span class="kw">let</span> <span class="ident">five</span> <span class="op">=</span> <span class="ident">c</span>.<span class="ident">take</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">five</span>, <span class="number">5</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">c</span>.<span class="ident">into_inner</span>(), <span class="number">0</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acell%3A%3ACell%3B%0A%0Alet%20c%20%3D%20Cell%3A%3Anew(5)%3B%0Alet%20five%20%3D%20c.take()%3B%0A%0Aassert_eq!(five%2C%205)%3B%0Aassert_eq!(c.into_inner()%2C%200)%3B%0A%7D">Run</a></pre></div>
</div></div><h3 id='impl-4' class='impl'><code class='in-band'>impl<T> <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><<a class="primitive" href="../primitive.slice.html">[</a>T<a class="primitive" href="../primitive.slice.html">]</a>></code><a href='#impl-4' class='anchor'></a><a class='srclink' href='../../src/core/cell.rs.html#540-561' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.as_slice_of_cells' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="primitive" href="../primitive.slice.html">&'_ [</a><a class="primitive" href="../primitive.u8.html">u8</a><a class="primitive" href="../primitive.slice.html">]</a></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="primitive" href="../primitive.slice.html">&'_ [</a><a class="primitive" href="../primitive.u8.html">u8</a><a class="primitive" href="../primitive.slice.html">]</a></h3><code class="content"><span class="where fmt-newline">impl<'_> <a class="trait" href="../../std/io/trait.Read.html" title="trait std::io::Read">Read</a> for <a class="primitive" href="../primitive.slice.html">&'_ [</a><a class="primitive" href="../primitive.u8.html">u8</a><a class="primitive" href="../primitive.slice.html">]</a></span><span class="where fmt-newline">impl<'_> <a class="trait" href="../../std/io/trait.Write.html" title="trait std::io::Write">Write</a> for <a class="primitive" href="../primitive.slice.html">&'_ mut [</a><a class="primitive" href="../primitive.u8.html">u8</a><a class="primitive" href="../primitive.slice.html">]</a></span></code></div></div><code id='as_slice_of_cells.v'>pub fn <a href='#method.as_slice_of_cells' class='fnname'>as_slice_of_cells</a>(&self) -> <a class="primitive" href="../primitive.slice.html">&[</a><a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T><a class="primitive" href="../primitive.slice.html">]</a></code><a class='srclink' href='../../src/core/cell.rs.html#556-560' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab unstable'><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>as_cell</code> <a href="https://github.com/rust-lang/rust/issues/43038">#43038</a>)</div></div><div class='docblock'><p>Returns a <code>&[Cell<T>]</code> from a <code>&Cell<[T]></code></p>
<h1 id="examples-12" class="section-header"><a href="#examples-12">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="attribute">#![<span class="ident">feature</span>(<span class="ident">as_cell</span>)]</span>
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">cell</span>::<span class="ident">Cell</span>;
<span class="kw">let</span> <span class="ident">slice</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> [<span class="ident">i32</span>] <span class="op">=</span> <span class="kw-2">&</span><span class="kw-2">mut</span> [<span class="number">1</span>, <span class="number">2</span>, <span class="number">3</span>];
<span class="kw">let</span> <span class="ident">cell_slice</span>: <span class="kw-2">&</span><span class="ident">Cell</span><span class="op"><</span>[<span class="ident">i32</span>]<span class="op">></span> <span class="op">=</span> <span class="ident">Cell</span>::<span class="ident">from_mut</span>(<span class="ident">slice</span>);
<span class="kw">let</span> <span class="ident">slice_cell</span>: <span class="kw-2">&</span>[<span class="ident">Cell</span><span class="op"><</span><span class="ident">i32</span><span class="op">></span>] <span class="op">=</span> <span class="ident">cell_slice</span>.<span class="ident">as_slice_of_cells</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">slice_cell</span>.<span class="ident">len</span>(), <span class="number">3</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0A%23!%5Bfeature(as_cell)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acell%3A%3ACell%3B%0A%0Alet%20slice%3A%20%26mut%20%5Bi32%5D%20%3D%20%26mut%20%5B1%2C%202%2C%203%5D%3B%0Alet%20cell_slice%3A%20%26Cell%3C%5Bi32%5D%3E%20%3D%20Cell%3A%3Afrom_mut(slice)%3B%0Alet%20slice_cell%3A%20%26%5BCell%3Ci32%3E%5D%20%3D%20cell_slice.as_slice_of_cells()%3B%0A%0Aassert_eq!(slice_cell.len()%2C%203)%3B%0A%7D&version=nightly">Run</a></pre></div>
</div></div><h2 id='implementations' class='small-section-header'>Trait Implementations<a href='#implementations' class='anchor'></a></h2><div id='implementations-list'><h3 id='impl-Clone' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/clone/trait.Clone.html" title="trait std::clone::Clone">Clone</a> for <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/marker/trait.Copy.html" title="trait std::marker::Copy">Copy</a>, </span></code><a href='#impl-Clone' class='anchor'></a><a class='srclink' href='../../src/core/cell.rs.html#287-292' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.clone' class="method hidden"><code id='clone.v'>fn <a href='../../std/clone/trait.Clone.html#tymethod.clone' class='fnname'>clone</a>(&self) -> <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T></code><a class='srclink' href='../../src/core/cell.rs.html#289-291' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Returns a copy of the value. <a href="../../std/clone/trait.Clone.html#tymethod.clone">Read more</a></p>
</div><h4 id='method.clone_from' class="method"><code id='clone_from.v'>fn <a href='../../std/clone/trait.Clone.html#method.clone_from' class='fnname'>clone_from</a>(&mut self, source: <a class="primitive" href="../primitive.reference.html">&</a>Self)</code><a class='srclink' href='../../src/core/clone.rs.html#131-133' title='goto source code'>[src]</a></h4><div class='docblock'><p>Performs copy-assignment from <code>source</code>. <a href="../../std/clone/trait.Clone.html#method.clone_from">Read more</a></p>
</div></div><h3 id='impl-Eq' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/cmp/trait.Eq.html" title="trait std::cmp::Eq">Eq</a> for <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/marker/trait.Copy.html" title="trait std::marker::Copy">Copy</a> + <a class="trait" href="../../std/cmp/trait.Eq.html" title="trait std::cmp::Eq">Eq</a>, </span></code><a href='#impl-Eq' class='anchor'></a><div class='since' title='Stable since Rust version 1.2.0'>1.2.0</div><a class='srclink' href='../../src/core/cell.rs.html#312' title='goto source code'>[src]</a></h3><div class='impl-items'></div><h3 id='impl-Default' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/default/trait.Default.html" title="trait std::default::Default">Default</a> for <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/default/trait.Default.html" title="trait std::default::Default">Default</a>, </span></code><a href='#impl-Default' class='anchor'></a><a class='srclink' href='../../src/core/cell.rs.html#295-301' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.default' class="method"><code id='default.v'>fn <a href='../../std/default/trait.Default.html#tymethod.default' class='fnname'>default</a>() -> <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T></code><a class='srclink' href='../../src/core/cell.rs.html#298-300' title='goto source code'>[src]</a></h4><div class='docblock'><p>Creates a <code>Cell<T></code>, with the <code>Default</code> value for T.</p>
</div></div><h3 id='impl-CoerceUnsized%3CCell%3CU%3E%3E' class='impl'><code class='in-band'>impl<T, U> <a class="trait" href="../../std/ops/trait.CoerceUnsized.html" title="trait std::ops::CoerceUnsized">CoerceUnsized</a><<a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><U>> for <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/ops/trait.CoerceUnsized.html" title="trait std::ops::CoerceUnsized">CoerceUnsized</a><U>, </span></code><a href='#impl-CoerceUnsized%3CCell%3CU%3E%3E' class='anchor'></a><a class='srclink' href='../../src/core/cell.rs.html#538' title='goto source code'>[src]</a></h3><div class='impl-items'></div><h3 id='impl-Send' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/marker/trait.Send.html" title="trait std::marker::Send">Send</a> for <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/marker/trait.Send.html" title="trait std::marker::Send">Send</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span></code><a href='#impl-Send' class='anchor'></a><a class='srclink' href='../../src/core/cell.rs.html#281' title='goto source code'>[src]</a></h3><div class='impl-items'></div><h3 id='impl-PartialOrd%3CCell%3CT%3E%3E' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/cmp/trait.PartialOrd.html" title="trait std::cmp::PartialOrd">PartialOrd</a><<a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T>> for <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/marker/trait.Copy.html" title="trait std::marker::Copy">Copy</a> + <a class="trait" href="../../std/cmp/trait.PartialOrd.html" title="trait std::cmp::PartialOrd">PartialOrd</a><T>, </span></code><a href='#impl-PartialOrd%3CCell%3CT%3E%3E' class='anchor'></a><div class='since' title='Stable since Rust version 1.10.0'>1.10.0</div><a class='srclink' href='../../src/core/cell.rs.html#315-340' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.partial_cmp' class="method hidden"><code id='partial_cmp.v'>fn <a href='../../std/cmp/trait.PartialOrd.html#tymethod.partial_cmp' class='fnname'>partial_cmp</a>(&self, other: &<a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T>) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><<a class="enum" href="../../std/cmp/enum.Ordering.html" title="enum std::cmp::Ordering">Ordering</a>></code><a class='srclink' href='../../src/core/cell.rs.html#317-319' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method returns an ordering between <code>self</code> and <code>other</code> values if one exists. <a href="../../std/cmp/trait.PartialOrd.html#tymethod.partial_cmp">Read more</a></p>
</div><h4 id='method.lt' class="method hidden"><code id='lt.v'>fn <a href='../../std/cmp/trait.PartialOrd.html#method.lt' class='fnname'>lt</a>(&self, other: &<a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T>) -> <a class="primitive" href="../primitive.bool.html">bool</a></code><a class='srclink' href='../../src/core/cell.rs.html#322-324' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests less than (for <code>self</code> and <code>other</code>) and is used by the <code><</code> operator. <a href="../../std/cmp/trait.PartialOrd.html#method.lt">Read more</a></p>
</div><h4 id='method.le' class="method hidden"><code id='le.v'>fn <a href='../../std/cmp/trait.PartialOrd.html#method.le' class='fnname'>le</a>(&self, other: &<a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T>) -> <a class="primitive" href="../primitive.bool.html">bool</a></code><a class='srclink' href='../../src/core/cell.rs.html#327-329' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests less than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code><=</code> operator. <a href="../../std/cmp/trait.PartialOrd.html#method.le">Read more</a></p>
</div><h4 id='method.gt' class="method hidden"><code id='gt.v'>fn <a href='../../std/cmp/trait.PartialOrd.html#method.gt' class='fnname'>gt</a>(&self, other: &<a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T>) -> <a class="primitive" href="../primitive.bool.html">bool</a></code><a class='srclink' href='../../src/core/cell.rs.html#332-334' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests greater than (for <code>self</code> and <code>other</code>) and is used by the <code>></code> operator. <a href="../../std/cmp/trait.PartialOrd.html#method.gt">Read more</a></p>
</div><h4 id='method.ge' class="method hidden"><code id='ge.v'>fn <a href='../../std/cmp/trait.PartialOrd.html#method.ge' class='fnname'>ge</a>(&self, other: &<a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T>) -> <a class="primitive" href="../primitive.bool.html">bool</a></code><a class='srclink' href='../../src/core/cell.rs.html#337-339' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests greater than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code>>=</code> operator. <a href="../../std/cmp/trait.PartialOrd.html#method.ge">Read more</a></p>
</div></div><h3 id='impl-PartialEq%3CCell%3CT%3E%3E' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/cmp/trait.PartialEq.html" title="trait std::cmp::PartialEq">PartialEq</a><<a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T>> for <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/marker/trait.Copy.html" title="trait std::marker::Copy">Copy</a> + <a class="trait" href="../../std/cmp/trait.PartialEq.html" title="trait std::cmp::PartialEq">PartialEq</a><T>, </span></code><a href='#impl-PartialEq%3CCell%3CT%3E%3E' class='anchor'></a><a class='srclink' href='../../src/core/cell.rs.html#304-309' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.eq' class="method hidden"><code id='eq.v'>fn <a href='../../std/cmp/trait.PartialEq.html#tymethod.eq' class='fnname'>eq</a>(&self, other: &<a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T>) -> <a class="primitive" href="../primitive.bool.html">bool</a></code><a class='srclink' href='../../src/core/cell.rs.html#306-308' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used by <code>==</code>. <a href="../../std/cmp/trait.PartialEq.html#tymethod.eq">Read more</a></p>
</div><h4 id='method.ne' class="method"><code id='ne.v'><div class="docblock attributes">#[must_use]
</div>fn <a href='../../std/cmp/trait.PartialEq.html#method.ne' class='fnname'>ne</a>(&self, other: <a class="primitive" href="../primitive.reference.html">&</a>Rhs) -> <a class="primitive" href="../primitive.bool.html">bool</a></code><a class='srclink' href='../../src/core/cmp.rs.html#200' title='goto source code'>[src]</a></h4><div class='docblock'><p>This method tests for <code>!=</code>.</p>
</div></div><h3 id='impl-Ord' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/cmp/trait.Ord.html" title="trait std::cmp::Ord">Ord</a> for <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/marker/trait.Copy.html" title="trait std::marker::Copy">Copy</a> + <a class="trait" href="../../std/cmp/trait.Ord.html" title="trait std::cmp::Ord">Ord</a>, </span></code><a href='#impl-Ord' class='anchor'></a><div class='since' title='Stable since Rust version 1.10.0'>1.10.0</div><a class='srclink' href='../../src/core/cell.rs.html#343-348' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.cmp' class="method hidden"><code id='cmp.v'>fn <a href='../../std/cmp/trait.Ord.html#tymethod.cmp' class='fnname'>cmp</a>(&self, other: &<a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T>) -> <a class="enum" href="../../std/cmp/enum.Ordering.html" title="enum std::cmp::Ordering">Ordering</a></code><a class='srclink' href='../../src/core/cell.rs.html#345-347' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method returns an <code>Ordering</code> between <code>self</code> and <code>other</code>. <a href="../../std/cmp/trait.Ord.html#tymethod.cmp">Read more</a></p>
</div><h4 id='method.max' class="method"><code id='max.v'>fn <a href='../../std/cmp/trait.Ord.html#method.max' class='fnname'>max</a>(self, other: Self) -> Self</code><div class='since' title='Stable since Rust version 1.21.0'>1.21.0</div><a class='srclink' href='../../src/core/cmp.rs.html#549-552' title='goto source code'>[src]</a></h4><div class='docblock'><p>Compares and returns the maximum of two values. <a href="../../std/cmp/trait.Ord.html#method.max">Read more</a></p>
</div><h4 id='method.min' class="method"><code id='min.v'>fn <a href='../../std/cmp/trait.Ord.html#method.min' class='fnname'>min</a>(self, other: Self) -> Self</code><div class='since' title='Stable since Rust version 1.21.0'>1.21.0</div><a class='srclink' href='../../src/core/cmp.rs.html#566-569' title='goto source code'>[src]</a></h4><div class='docblock'><p>Compares and returns the minimum of two values. <a href="../../std/cmp/trait.Ord.html#method.min">Read more</a></p>
</div><h4 id='method.clamp' class="method"><code id='clamp.v'>fn <a href='../../std/cmp/trait.Ord.html#method.clamp' class='fnname'>clamp</a>(self, min: Self, max: Self) -> Self</code><a class='srclink' href='../../src/core/cmp.rs.html#590-600' title='goto source code'>[src]</a></h4><div class='stability'><div class='stab unstable'><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>clamp</code> <a href="https://github.com/rust-lang/rust/issues/44095">#44095</a>)</div></div><div class='docblock'><p>Restrict a value to a certain interval. <a href="../../std/cmp/trait.Ord.html#method.clamp">Read more</a></p>
</div></div><h3 id='impl-Debug' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/fmt/trait.Debug.html" title="trait std::fmt::Debug">Debug</a> for <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/marker/trait.Copy.html" title="trait std::marker::Copy">Copy</a> + <a class="trait" href="../../std/fmt/trait.Debug.html" title="trait std::fmt::Debug">Debug</a>, </span></code><a href='#impl-Debug' class='anchor'></a><a class='srclink' href='../../src/core/fmt/mod.rs.html#2118-2124' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.fmt' class="method hidden"><code id='fmt.v'>fn <a href='../../std/fmt/trait.Debug.html#tymethod.fmt' class='fnname'>fmt</a>(&self, f: &mut <a class="struct" href="../../std/fmt/struct.Formatter.html" title="struct std::fmt::Formatter">Formatter</a>) -> <a class="enum" href="../../std/result/enum.Result.html" title="enum std::result::Result">Result</a><<a class="primitive" href="../primitive.unit.html">()</a>, <a class="struct" href="../../std/fmt/struct.Error.html" title="struct std::fmt::Error">Error</a>></code><a class='srclink' href='../../src/core/fmt/mod.rs.html#2119-2123' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Formats the value using the given formatter. <a href="../../std/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
</div></div><h3 id='impl-Sync' class='impl'><code class='in-band'>impl<T> !<a class="trait" href="../../std/marker/trait.Sync.html" title="trait std::marker::Sync">Sync</a> for <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T> <span class="where fmt-newline">where<br> T: ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span></code><a href='#impl-Sync' class='anchor'></a><a class='srclink' href='../../src/core/cell.rs.html#284' title='goto source code'>[src]</a></h3><div class='impl-items'></div><h3 id='impl-From%3CT%3E' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/convert/trait.From.html" title="trait std::convert::From">From</a><T> for <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T></code><a href='#impl-From%3CT%3E' class='anchor'></a><div class='since' title='Stable since Rust version 1.12.0'>1.12.0</div><a class='srclink' href='../../src/core/cell.rs.html#351-355' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from' class="method hidden"><code id='from.v'>fn <a href='../../std/convert/trait.From.html#tymethod.from' class='fnname'>from</a>(t: T) -> <a class="struct" href="../../std/cell/struct.Cell.html" title="struct std::cell::Cell">Cell</a><T></code><a class='srclink' href='../../src/core/cell.rs.html#352-354' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div></div><h2 id='blanket-implementations' class='small-section-header'>Blanket Implementations<a href='#blanket-implementations' class='anchor'></a></h2><div id='blanket-implementations-list'><h3 id='impl-TryFrom' class='impl'><code class='in-band'>impl<T, U> <a class="trait" href="../../std/convert/trait.TryFrom.html" title="trait std::convert::TryFrom">TryFrom</a> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="../../std/convert/trait.Into.html" title="trait std::convert::Into">Into</a><T>, </span></code><a href='#impl-TryFrom' class='anchor'></a><a class='srclink' href='../../src/core/convert.rs.html#565-571' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Error' class="type"><code id='Error.t'>type <a href='../../std/convert/trait.TryFrom.html#associatedtype.Error' class="type">Error</a> = <a class="enum" href="../../std/convert/enum.Infallible.html" title="enum std::convert::Infallible">Infallible</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4 id='method.try_from' class="method hidden"><code id='try_from.v'>fn <a href='../../std/convert/trait.TryFrom.html#tymethod.try_from' class='fnname'>try_from</a>(value: U) -> <a class="enum" href="../../std/result/enum.Result.html" title="enum std::result::Result">Result</a><T, <T as <a class="trait" href="../../std/convert/trait.TryFrom.html" title="trait std::convert::TryFrom">TryFrom</a><U>>::<a class="type" href="../../std/convert/trait.TryFrom.html#associatedtype.Error" title="type std::convert::TryFrom::Error">Error</a>></code><a class='srclink' href='../../src/core/convert.rs.html#568-570' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id='impl-From' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/convert/trait.From.html" title="trait std::convert::From">From</a> for T</code><a href='#impl-From' class='anchor'></a><a class='srclink' href='../../src/core/convert.rs.html#546-548' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-1' class="method hidden"><code id='from.v-1'>fn <a href='../../std/convert/trait.From.html#tymethod.from' class='fnname'>from</a>(t: T) -> T</code><a class='srclink' href='../../src/core/convert.rs.html#547' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id='impl-TryInto' class='impl'><code class='in-band'>impl<T, U> <a class="trait" href="../../std/convert/trait.TryInto.html" title="trait std::convert::TryInto">TryInto</a> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="../../std/convert/trait.TryFrom.html" title="trait std::convert::TryFrom">TryFrom</a><T>, </span></code><a href='#impl-TryInto' class='anchor'></a><a class='srclink' href='../../src/core/convert.rs.html#553-560' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Error-1' class="type"><code id='Error.t-1'>type <a href='../../std/convert/trait.TryInto.html#associatedtype.Error' class="type">Error</a> = <U as <a class="trait" href="../../std/convert/trait.TryFrom.html" title="trait std::convert::TryFrom">TryFrom</a><T>>::<a class="type" href="../../std/convert/trait.TryFrom.html#associatedtype.Error" title="type std::convert::TryFrom::Error">Error</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4 id='method.try_into' class="method hidden"><code id='try_into.v'>fn <a href='../../std/convert/trait.TryInto.html#tymethod.try_into' class='fnname'>try_into</a>(self) -> <a class="enum" href="../../std/result/enum.Result.html" title="enum std::result::Result">Result</a><U, <U as <a class="trait" href="../../std/convert/trait.TryFrom.html" title="trait std::convert::TryFrom">TryFrom</a><T>>::<a class="type" href="../../std/convert/trait.TryFrom.html#associatedtype.Error" title="type std::convert::TryFrom::Error">Error</a>></code><a class='srclink' href='../../src/core/convert.rs.html#557-559' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id='impl-Into' class='impl'><code class='in-band'>impl<T, U> <a class="trait" href="../../std/convert/trait.Into.html" title="trait std::convert::Into">Into</a> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="../../std/convert/trait.From.html" title="trait std::convert::From">From</a><T>, </span></code><a href='#impl-Into' class='anchor'></a><a class='srclink' href='../../src/core/convert.rs.html#537-542' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.into' class="method hidden"><code id='into.v'>fn <a href='../../std/convert/trait.Into.html#tymethod.into' class='fnname'>into</a>(self) -> U</code><a class='srclink' href='../../src/core/convert.rs.html#539-541' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id='impl-Borrow' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/borrow/trait.Borrow.html" title="trait std::borrow::Borrow">Borrow</a> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span></code><a href='#impl-Borrow' class='anchor'></a><a class='srclink' href='../../src/core/borrow.rs.html#213-215' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.borrow' class="method hidden"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>F</span></div><div class="content hidden"><h3 class="important">Important traits for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>F</h3><code class="content"><span class="where fmt-newline">impl<'_, F> <a class="trait" href="../../std/future/trait.Future.html" title="trait std::future::Future">Future</a> for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>F <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/marker/trait.Unpin.html" title="trait std::marker::Unpin">Unpin</a> + <a class="trait" href="../../std/future/trait.Future.html" title="trait std::future::Future">Future</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/future/trait.Future.html#associatedtype.Output' class="type">Output</a> = <F as <a class="trait" href="../../std/future/trait.Future.html" title="trait std::future::Future">Future</a>>::<a class="type" href="../../std/future/trait.Future.html#associatedtype.Output" title="type std::future::Future::Output">Output</a>;</span><span class="where fmt-newline">impl<'_, I> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>I <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span><span class="where fmt-newline">impl<R: <a class="trait" href="../../std/io/trait.Read.html" title="trait std::io::Read">Read</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, '_> <a class="trait" href="../../std/io/trait.Read.html" title="trait std::io::Read">Read</a> for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>R</span><span class="where fmt-newline">impl<W: <a class="trait" href="../../std/io/trait.Write.html" title="trait std::io::Write">Write</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, '_> <a class="trait" href="../../std/io/trait.Write.html" title="trait std::io::Write">Write</a> for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>W</span></code></div></div><code id='borrow.v'>fn <a href='../../std/borrow/trait.Borrow.html#tymethod.borrow' class='fnname'>borrow</a>(&self) -> <a class="primitive" href="../primitive.reference.html">&</a>T</code><a class='srclink' href='../../src/core/borrow.rs.html#214' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Immutably borrows from an owned value. <a href="../../std/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
</div></div><h3 id='impl-BorrowMut' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/borrow/trait.BorrowMut.html" title="trait std::borrow::BorrowMut">BorrowMut</a> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span></code><a href='#impl-BorrowMut' class='anchor'></a><a class='srclink' href='../../src/core/borrow.rs.html#218-220' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.borrow_mut' class="method hidden"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>F</span></div><div class="content hidden"><h3 class="important">Important traits for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>F</h3><code class="content"><span class="where fmt-newline">impl<'_, F> <a class="trait" href="../../std/future/trait.Future.html" title="trait std::future::Future">Future</a> for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>F <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/marker/trait.Unpin.html" title="trait std::marker::Unpin">Unpin</a> + <a class="trait" href="../../std/future/trait.Future.html" title="trait std::future::Future">Future</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/future/trait.Future.html#associatedtype.Output' class="type">Output</a> = <F as <a class="trait" href="../../std/future/trait.Future.html" title="trait std::future::Future">Future</a>>::<a class="type" href="../../std/future/trait.Future.html#associatedtype.Output" title="type std::future::Future::Output">Output</a>;</span><span class="where fmt-newline">impl<'_, I> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>I <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span><span class="where fmt-newline">impl<R: <a class="trait" href="../../std/io/trait.Read.html" title="trait std::io::Read">Read</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, '_> <a class="trait" href="../../std/io/trait.Read.html" title="trait std::io::Read">Read</a> for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>R</span><span class="where fmt-newline">impl<W: <a class="trait" href="../../std/io/trait.Write.html" title="trait std::io::Write">Write</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, '_> <a class="trait" href="../../std/io/trait.Write.html" title="trait std::io::Write">Write</a> for <a class="primitive" href="../primitive.reference.html">&'_ mut </a>W</span></code></div></div><code id='borrow_mut.v'>fn <a href='../../std/borrow/trait.BorrowMut.html#tymethod.borrow_mut' class='fnname'>borrow_mut</a>(&mut self) -> <a class="primitive" href="../primitive.reference.html">&mut </a>T</code><a class='srclink' href='../../src/core/borrow.rs.html#219' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Mutably borrows from an owned value. <a href="../../std/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
</div></div><h3 id='impl-Any' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/any/trait.Any.html" title="trait std::any::Any">Any</a> for T <span class="where fmt-newline">where<br> T: 'static + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span></code><a href='#impl-Any' class='anchor'></a><a class='srclink' href='../../src/core/any.rs.html#100-102' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.type_id' class="method hidden"><code id='type_id.v'>fn <a href='../../std/any/trait.Any.html#tymethod.type_id' class='fnname'>type_id</a>(&self) -> <a class="struct" href="../../std/any/struct.TypeId.html" title="struct std::any::TypeId">TypeId</a></code><a class='srclink' href='../../src/core/any.rs.html#101' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="../../std/any/trait.Any.html#tymethod.type_id">Read more</a></p>
</div></div><h3 id='impl-ToOwned' class='impl'><code class='in-band'>impl<T> <a class="trait" href="../../std/borrow/trait.ToOwned.html" title="trait std::borrow::ToOwned">ToOwned</a> for T <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/clone/trait.Clone.html" title="trait std::clone::Clone">Clone</a>, </span></code><a href='#impl-ToOwned' class='anchor'></a><a class='srclink' href='../../src/alloc/borrow.rs.html#80-91' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Owned' class="type"><code id='Owned.t'>type <a href='../../std/borrow/trait.ToOwned.html#associatedtype.Owned' class="type">Owned</a> = T</code></h4><h4 id='method.to_owned' class="method hidden"><code id='to_owned.v'>fn <a href='../../std/borrow/trait.ToOwned.html#tymethod.to_owned' class='fnname'>to_owned</a>(&self) -> T</code><a class='srclink' href='../../src/alloc/borrow.rs.html#84-86' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Creates owned data from borrowed data, usually by cloning. <a href="../../std/borrow/trait.ToOwned.html#tymethod.to_owned">Read more</a></p>
</div><h4 id='method.clone_into' class="method hidden"><code id='clone_into.v'>fn <a href='../../std/borrow/trait.ToOwned.html#method.clone_into' class='fnname'>clone_into</a>(&self, target: <a class="primitive" href="../primitive.reference.html">&mut </a>T)</code><a class='srclink' href='../../src/alloc/borrow.rs.html#88-90' title='goto source code'>[src]</a></h4><div class='stability hidden'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>toowned_clone_into</code> <a href="https://github.com/rust-lang/rust/issues/41263">#41263</a>)</summary><p>recently added</p>
</details></div></div><div class='docblock hidden'><p>Uses borrowed data to replace owned data, usually by cloning. <a href="../../std/borrow/trait.ToOwned.html#method.clone_into">Read more</a></p>
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