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<!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="Captures represents a group of captured strings for a single match."><meta name="keywords" content="rust, rustlang, rust-lang, Captures"><title>Captures in regex - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceCodePro-Semibold.ttf.woff2"><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="../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../dark.css" disabled><link rel="stylesheet" type="text/css" href="../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../storage.js"></script><script src="../crates.js"></script><script defer src="../main.js"></script>
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</a><h2 class="location"><a href="#">Captures</a></h2><div class="sidebar-elems"><section><div class="block"><h3 class="sidebar-title"><a href="#implementations">Methods</a></h3><ul><li><a href="#method.expand">expand</a></li><li><a href="#method.get">get</a></li><li><a href="#method.iter">iter</a></li><li><a href="#method.len">len</a></li><li><a href="#method.name">name</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#trait-implementations">Trait Implementations</a></h3><ul><li><a href="#impl-Debug">Debug</a></li><li><a href="#impl-Index%3C%26%27i%20str%3E">Index<&'i str></a></li><li><a href="#impl-Index%3Cusize%3E">Index<usize></a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul><li><a href="#impl-RefUnwindSafe">RefUnwindSafe</a></li><li><a href="#impl-Send">Send</a></li><li><a href="#impl-Sync">Sync</a></li><li><a href="#impl-Unpin">Unpin</a></li><li><a href="#impl-UnwindSafe">UnwindSafe</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#blanket-implementations">Blanket Implementations</a></h3><ul><li><a href="#impl-Any">Any</a></li><li><a href="#impl-Borrow%3CT%3E">Borrow<T></a></li><li><a href="#impl-BorrowMut%3CT%3E">BorrowMut<T></a></li><li><a href="#impl-From%3CT%3E">From<T></a></li><li><a href="#impl-Into%3CU%3E">Into<U></a></li><li><a href="#impl-TryFrom%3CU%3E">TryFrom<U></a></li><li><a href="#impl-TryInto%3CU%3E">TryInto<U></a></li></ul></div></section><h2 class="location"><a href="index.html">In regex</a></h2><div id="sidebar-vars" data-name="Captures" data-ty="struct" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../regex/index.html"><img class="rust-logo" src="../rust-logo.svg" alt="logo"></a><nav class="sub"><div class="theme-picker hidden"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img width="22" height="22" alt="Pick another theme!" src="../brush.svg"></button><div id="theme-choices" role="menu"></div></div><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../wheel.svg"></a></div></form></nav></div><section id="main-content" class="content"><div class="main-heading">
<h1 class="fqn"><span class="in-band">Struct <a href="index.html">regex</a>::<wbr><a class="struct" href="#">Captures</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../src/regex/re_unicode.rs.html#922-926">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="docblock item-decl"><pre class="rust struct"><code>pub struct Captures<'t> { /* private fields */ }</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Captures represents a group of captured strings for a single match.</p>
<p>The 0th capture always corresponds to the entire match. Each subsequent
index corresponds to the next capture group in the regex. If a capture
group is named, then the matched string is <em>also</em> available via the <code>name</code>
method. (Note that the 0th capture is always unnamed and so must be
accessed with the <code>get</code> method.)</p>
<p>Positions returned from a capture group are always byte indices.</p>
<p><code>'t</code> is the lifetime of the matched text.</p>
</div></details><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><div id="implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../src/regex/re_unicode.rs.html#928-1000">source</a></span><a href="#impl" class="anchor"></a><h3 class="code-header in-band">impl<'t> <a class="struct" href="struct.Captures.html" title="struct regex::Captures">Captures</a><'t></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.get" class="method has-srclink"><span class="rightside"><a class="srclink" href="../src/regex/re_unicode.rs.html#948-950">source</a></span><a href="#method.get" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.get" class="fnname">get</a>(&self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="struct.Match.html" title="struct regex::Match">Match</a><'t>></h4></section></summary><div class="docblock"><p>Returns the match associated with the capture group at index <code>i</code>. If
<code>i</code> does not correspond to a capture group, or if the capture group
did not participate in the match, then <code>None</code> is returned.</p>
<h5 id="examples"><a href="#examples">Examples</a></h5>
<p>Get the text of the match with a default of an empty string if this
group didn’t participate in the match:</p>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let</span> <span class="ident">re</span> <span class="op">=</span> <span class="ident">Regex::new</span>(<span class="string">r"[a-z]+(?:([0-9]+)|([A-Z]+))"</span>).<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">caps</span> <span class="op">=</span> <span class="ident">re</span>.<span class="ident">captures</span>(<span class="string">"abc123"</span>).<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">text1</span> <span class="op">=</span> <span class="ident">caps</span>.<span class="ident">get</span>(<span class="number">1</span>).<span class="ident">map_or</span>(<span class="string">""</span>, <span class="op">|</span><span class="ident">m</span><span class="op">|</span> <span class="ident">m</span>.<span class="ident">as_str</span>());
<span class="kw">let</span> <span class="ident">text2</span> <span class="op">=</span> <span class="ident">caps</span>.<span class="ident">get</span>(<span class="number">2</span>).<span class="ident">map_or</span>(<span class="string">""</span>, <span class="op">|</span><span class="ident">m</span><span class="op">|</span> <span class="ident">m</span>.<span class="ident">as_str</span>());
<span class="macro">assert_eq!</span>(<span class="ident">text1</span>, <span class="string">"123"</span>);
<span class="macro">assert_eq!</span>(<span class="ident">text2</span>, <span class="string">""</span>);</code></pre></div>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.name" class="method has-srclink"><span class="rightside"><a class="srclink" href="../src/regex/re_unicode.rs.html#954-956">source</a></span><a href="#method.name" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.name" class="fnname">name</a>(&self, name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="struct.Match.html" title="struct regex::Match">Match</a><'t>></h4></section></summary><div class="docblock"><p>Returns the match for the capture group named <code>name</code>. If <code>name</code> isn’t a
valid capture group or didn’t match anything, then <code>None</code> is returned.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.iter" class="method has-srclink"><span class="rightside"><a class="srclink" href="../src/regex/re_unicode.rs.html#963-965">source</a></span><a href="#method.iter" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.iter" class="fnname">iter</a><'c>(&'c self) -> <a class="struct" href="struct.SubCaptureMatches.html" title="struct regex::SubCaptureMatches">SubCaptureMatches</a><'c, 't><span class="notable-traits"><span class="notable-traits-tooltip">ⓘ<span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="struct" href="struct.SubCaptureMatches.html" title="struct regex::SubCaptureMatches">SubCaptureMatches</a><'c, 't></span><code class="content"><span class="where fmt-newline">impl<'c, 't> <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html" title="trait core::iter::traits::iterator::Iterator">Iterator</a> for <a class="struct" href="struct.SubCaptureMatches.html" title="struct regex::SubCaptureMatches">SubCaptureMatches</a><'c, 't></span><span class="where fmt-newline"> type <a href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html#associatedtype.Item" class="associatedtype">Item</a> = <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="struct.Match.html" title="struct regex::Match">Match</a><'t>>;</span></code></span></span></span></span></h4></section></summary><div class="docblock"><p>An iterator that yields all capturing matches in the order in which
they appear in the regex. If a particular capture group didn’t
participate in the match, then <code>None</code> is yielded for that capture.</p>
<p>The first match always corresponds to the overall match of the regex.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.expand" class="method has-srclink"><span class="rightside"><a class="srclink" href="../src/regex/re_unicode.rs.html#988-990">source</a></span><a href="#method.expand" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.expand" class="fnname">expand</a>(&self, replacement: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, dst: &mut <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>)</h4></section></summary><div class="docblock"><p>Expands all instances of <code>$name</code> in <code>replacement</code> to the corresponding
capture group <code>name</code>, and writes them to the <code>dst</code> buffer given.</p>
<p><code>name</code> may be an integer corresponding to the index of the capture
group (counted by order of opening parenthesis where <code>0</code> is the
entire match) or it can be a name (consisting of letters, digits or
underscores) corresponding to a named capture group.</p>
<p>If <code>name</code> isn’t a valid capture group (whether the name doesn’t exist
or isn’t a valid index), then it is replaced with the empty string.</p>
<p>The longest possible name consisting of the characters <code>[_0-9A-Za-z]</code>
is used. e.g., <code>$1a</code> looks up the capture group named <code>1a</code> and not the
capture group at index <code>1</code>. To exert more precise control over the
name, or to refer to a capture group name that uses characters outside
of <code>[_0-9A-Za-z]</code>, use braces, e.g., <code>${1}a</code> or <code>${foo[bar].baz}</code>. When
using braces, any sequence of characters is permitted. If the sequence
does not refer to a capture group name in the corresponding regex, then
it is replaced with an empty string.</p>
<p>To write a literal <code>$</code> use <code>$$</code>.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.len" class="method has-srclink"><span class="rightside"><a class="srclink" href="../src/regex/re_unicode.rs.html#997-999">source</a></span><a href="#method.len" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.len" class="fnname">len</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a></h4></section></summary><div class="docblock"><p>Returns the number of captured groups.</p>
<p>This is always at least <code>1</code>, since every regex has at least one capture
group that corresponds to the full match.</p>
</div></details></div></details></div><h2 id="trait-implementations" class="small-section-header">Trait Implementations<a href="#trait-implementations" class="anchor"></a></h2><div id="trait-implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Debug" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../src/regex/re_unicode.rs.html#1002-1006">source</a></span><a href="#impl-Debug" class="anchor"></a><h3 class="code-header in-band">impl<'t> <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="struct.Captures.html" title="struct regex::Captures">Captures</a><'t></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.fmt" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../src/regex/re_unicode.rs.html#1003-1005">source</a></span><a href="#method.fmt" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt" class="fnname">fmt</a>(&self, f: &mut <a class="struct" href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a><'_>) -> <a class="type" href="https://doc.rust-lang.org/nightly/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></h4></section></summary><div class='docblock'><p>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Index%3C%26%27i%20str%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../src/regex/re_unicode.rs.html#1062-1070">source</a></span><a href="#impl-Index%3C%26%27i%20str%3E" class="anchor"></a><h3 class="code-header in-band">impl<'t, 'i> <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html" title="trait core::ops::index::Index">Index</a><&'i <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>> for <a class="struct" href="struct.Captures.html" title="struct regex::Captures">Captures</a><'t></h3></section></summary><div class="docblock"><p>Get a group by name.</p>
<p><code>'t</code> is the lifetime of the matched text and <code>'i</code> is the lifetime
of the group name (the index).</p>
<p>The text can’t outlive the <code>Captures</code> object if this method is
used, because of how <code>Index</code> is defined (normally <code>a[i]</code> is part
of <code>a</code> and can’t outlive it); to do that, use <code>name</code> instead.</p>
<h4 id="panics-1"><a href="#panics-1">Panics</a></h4>
<p>If there is no group named by the given value.</p>
</div><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Output-1" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Output-1" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></h4></section></summary><div class='docblock'><p>The returned type after indexing.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.index-1" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../src/regex/re_unicode.rs.html#1065-1069">source</a></span><a href="#method.index-1" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#tymethod.index" class="fnname">index</a><'a>(&'a self, name: &'i <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -> &'a <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></h4></section></summary><div class='docblock'><p>Performs the indexing (<code>container[index]</code>) operation. <a href="https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#tymethod.index">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Index%3Cusize%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../src/regex/re_unicode.rs.html#1040-1048">source</a></span><a href="#impl-Index%3Cusize%3E" class="anchor"></a><h3 class="code-header in-band">impl<'t> <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html" title="trait core::ops::index::Index">Index</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>> for <a class="struct" href="struct.Captures.html" title="struct regex::Captures">Captures</a><'t></h3></section></summary><div class="docblock"><p>Get a group by index.</p>
<p><code>'t</code> is the lifetime of the matched text.</p>
<p>The text can’t outlive the <code>Captures</code> object if this method is
used, because of how <code>Index</code> is defined (normally <code>a[i]</code> is part
of <code>a</code> and can’t outlive it); to do that, use <code>get()</code> instead.</p>
<h4 id="panics"><a href="#panics">Panics</a></h4>
<p>If there is no group at the given index.</p>
</div><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Output" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Output" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></h4></section></summary><div class='docblock'><p>The returned type after indexing.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.index" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../src/regex/re_unicode.rs.html#1043-1047">source</a></span><a href="#method.index" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#tymethod.index" class="fnname">index</a>(&self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></h4></section></summary><div class='docblock'><p>Performs the indexing (<code>container[index]</code>) operation. <a href="https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#tymethod.index">Read more</a></p>
</div></details></div></details></div><h2 id="synthetic-implementations" class="small-section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor"></a></h2><div id="synthetic-implementations-list"><section id="impl-RefUnwindSafe" class="impl has-srclink"><a href="#impl-RefUnwindSafe" class="anchor"></a><h3 class="code-header in-band">impl<'t> <a class="trait" href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.Captures.html" title="struct regex::Captures">Captures</a><'t></h3></section><section id="impl-Send" class="impl has-srclink"><a href="#impl-Send" class="anchor"></a><h3 class="code-header in-band">impl<'t> <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.Captures.html" title="struct regex::Captures">Captures</a><'t></h3></section><section id="impl-Sync" class="impl has-srclink"><a href="#impl-Sync" class="anchor"></a><h3 class="code-header in-band">impl<'t> <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.Captures.html" title="struct regex::Captures">Captures</a><'t></h3></section><section id="impl-Unpin" class="impl has-srclink"><a href="#impl-Unpin" class="anchor"></a><h3 class="code-header in-band">impl<'t> <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.Captures.html" title="struct regex::Captures">Captures</a><'t></h3></section><section id="impl-UnwindSafe" class="impl has-srclink"><a href="#impl-UnwindSafe" class="anchor"></a><h3 class="code-header in-band">impl<'t> <a class="trait" href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.Captures.html" title="struct regex::Captures">Captures</a><'t></h3></section></div><h2 id="blanket-implementations" class="small-section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor"></a></h2><div id="blanket-implementations-list"><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Any" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#132-136">source</a></span><a href="#impl-Any" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br> T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#133">source</a></span><a href="#method.type_id" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></section></summary><div class='docblock'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#209-214">source</a></span><a href="#impl-Borrow%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#211">source</a></span><a href="#method.borrow" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>T</h4></section></summary><div class='docblock'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#218-222">source</a></span><a href="#impl-BorrowMut%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#219">source</a></span><a href="#method.borrow_mut" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>T</h4></section></summary><div class='docblock'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-From%3CT%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#557-562">source</a></span><a href="#impl-From%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.from" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#559">source</a></span><a href="#method.from" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -> T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#541-552">source</a></span><a href="#impl-Into%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><T>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#549">source</a></span><a href="#method.into" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -> U</h4></section></summary><div class="docblock"><p>Calls <code>U::from(self)</code>.</p>
<p>That is, this conversion is whatever the implementation of
<code><a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="From">From</a><T> for U</code> chooses to do.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#598-607">source</a></span><a href="#impl-TryFrom%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></section></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#604">source</a></span><a href="#method.try_from" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, <T as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U>>::<a class="associatedtype" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'><p>Performs the conversion.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#583-592">source</a></span><a href="#impl-TryInto%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-1" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = <U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#589">source</a></span><a href="#method.try_into" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><U, <U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'><p>Performs the conversion.</p>
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