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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="A speedy hash algorithm for use within rustc. The hashmap in liballoc by default uses SipHash which isn’t quite as speedy as we want. In the compiler we’re not really worried about DOS attempts, so we use a fast non-cryptographic hash."><title>FxHasher in rustc_hash - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../static.files/rustdoc-46132b98.css"><meta name="rustdoc-vars" data-root-path="../" data-static-root-path="../static.files/" data-current-crate="rustc_hash" data-themes="" data-resource-suffix="" data-rustdoc-version="1.85.0 (4d91de4e4 2025-02-17)" data-channel="1.85.0" data-search-js="search-75f5ac3e.js" data-settings-js="settings-0f613d39.js" ><script src="../static.files/storage-59e33391.js"></script><script defer src="sidebar-items.js"></script><script defer src="../static.files/main-5f194d8c.js"></script><noscript><link rel="stylesheet" href="../static.files/noscript-893ab5e7.css"></noscript><link rel="alternate icon" type="image/png" href="../static.files/favicon-32x32-6580c154.png"><link rel="icon" type="image/svg+xml" href="../static.files/favicon-044be391.svg"></head><body class="rustdoc struct"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle" title="show sidebar"></button></nav><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../rustc_hash/index.html">rustc_<wbr>hash</a><span class="version">1.1.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">FxHasher</a></h2><h3><a href="#fields">Fields</a></h3><ul class="block structfield"><li><a href="#structfield.hash" title="hash">hash</a></li></ul><h3><a href="#implementations">Methods</a></h3><ul class="block method"><li><a href="#method.add_to_hash" title="add_to_hash">add_to_hash</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block trait-implementation"><li><a href="#impl-Default-for-FxHasher" title="Default">Default</a></li><li><a href="#impl-Hasher-for-FxHasher" title="Hasher">Hasher</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block synthetic-implementation"><li><a href="#impl-Freeze-for-FxHasher" title="Freeze">Freeze</a></li><li><a href="#impl-RefUnwindSafe-for-FxHasher" title="RefUnwindSafe">RefUnwindSafe</a></li><li><a href="#impl-Send-for-FxHasher" title="Send">Send</a></li><li><a href="#impl-Sync-for-FxHasher" title="Sync">Sync</a></li><li><a href="#impl-Unpin-for-FxHasher" title="Unpin">Unpin</a></li><li><a href="#impl-UnwindSafe-for-FxHasher" title="UnwindSafe">UnwindSafe</a></li></ul><h3><a href="#blanket-implementations">Blanket Implementations</a></h3><ul class="block blanket-implementation"><li><a href="#impl-Any-for-T" title="Any">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-T" title="Borrow<T>">Borrow<T></a></li><li><a href="#impl-BorrowMut%3CT%3E-for-T" title="BorrowMut<T>">BorrowMut<T></a></li><li><a href="#impl-From%3CT%3E-for-T" title="From<T>">From<T></a></li><li><a href="#impl-Into%3CU%3E-for-T" title="Into<U>">Into<U></a></li><li><a href="#impl-TryFrom%3CU%3E-for-T" title="TryFrom<U>">TryFrom<U></a></li><li><a href="#impl-TryInto%3CU%3E-for-T" title="TryInto<U>">TryInto<U></a></li></ul></section><div id="rustdoc-modnav"><h2 class="in-crate"><a href="index.html">In crate rustc_<wbr>hash</a></h2></div></div></nav><div class="sidebar-resizer"></div><main><div class="width-limiter"><rustdoc-search></rustdoc-search><section id="main-content" class="content"><div class="main-heading"><span class="rustdoc-breadcrumbs"><a href="index.html">rustc_hash</a></span><h1>Struct <span class="struct">FxHasher</span><button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../src/rustc_hash/lib.rs.html#60-62">Source</a> </span></div><pre class="rust item-decl"><code>pub struct FxHasher {
pub(crate) hash: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.usize.html">usize</a>,
}</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>A speedy hash algorithm for use within rustc. The hashmap in liballoc
by default uses SipHash which isn’t quite as speedy as we want. In the
compiler we’re not really worried about DOS attempts, so we use a fast
non-cryptographic hash.</p>
<p>This is the same as the algorithm used by Firefox – which is a homespun
one not based on any widely-known algorithm – though modified to produce
64-bit hash values instead of 32-bit hash values. It consistently
out-performs an FNV-based hash within rustc itself – the collision rate is
similar or slightly worse than FNV, but the speed of the hash function
itself is much higher because it works on up to 8 bytes at a time.</p>
</div></details><h2 id="fields" class="fields section-header">Fields<a href="#fields" class="anchor">§</a></h2><span id="structfield.hash" class="structfield section-header"><a href="#structfield.hash" class="anchor field">§</a><code>hash: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.usize.html">usize</a></code></span><h2 id="implementations" class="section-header">Implementations<a href="#implementations" class="anchor">§</a></h2><div id="implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-FxHasher" class="impl"><a class="src rightside" href="../src/rustc_hash/lib.rs.html#76-81">Source</a><a href="#impl-FxHasher" class="anchor">§</a><h3 class="code-header">impl <a class="struct" href="struct.FxHasher.html" title="struct rustc_hash::FxHasher">FxHasher</a></h3></section></summary><div class="impl-items"><section id="method.add_to_hash" class="method"><a class="src rightside" href="../src/rustc_hash/lib.rs.html#78-80">Source</a><h4 class="code-header">pub(crate) fn <a href="#method.add_to_hash" class="fn">add_to_hash</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.usize.html">usize</a>)</h4></section></div></details></div><h2 id="trait-implementations" class="section-header">Trait Implementations<a href="#trait-implementations" class="anchor">§</a></h2><div id="trait-implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-Default-for-FxHasher" class="impl"><a class="src rightside" href="../src/rustc_hash/lib.rs.html#69-74">Source</a><a href="#impl-Default-for-FxHasher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/default/trait.Default.html" title="trait core::default::Default">Default</a> for <a class="struct" href="struct.FxHasher.html" title="struct rustc_hash::FxHasher">FxHasher</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.default" class="method trait-impl"><a class="src rightside" href="../src/rustc_hash/lib.rs.html#71-73">Source</a><a href="#method.default" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/default/trait.Default.html#tymethod.default" class="fn">default</a>() -> <a class="struct" href="struct.FxHasher.html" title="struct rustc_hash::FxHasher">FxHasher</a></h4></section></summary><div class='docblock'>Returns the “default value” for a type. <a href="https://doc.rust-lang.org/1.85.0/core/default/trait.Default.html#tymethod.default">Read more</a></div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-Hasher-for-FxHasher" class="impl"><a class="src rightside" href="../src/rustc_hash/lib.rs.html#83-148">Source</a><a href="#impl-Hasher-for-FxHasher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html" title="trait core::hash::Hasher">Hasher</a> for <a class="struct" href="struct.FxHasher.html" title="struct rustc_hash::FxHasher">FxHasher</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.write" class="method trait-impl"><a class="src rightside" href="../src/rustc_hash/lib.rs.html#85-109">Source</a><a href="#method.write" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#tymethod.write" class="fn">write</a>(&mut self, bytes: &[<a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.u8.html">u8</a>])</h4></section></summary><div class='docblock'>Writes some data into this <code>Hasher</code>. <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#tymethod.write">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.write_u8" class="method trait-impl"><a class="src rightside" href="../src/rustc_hash/lib.rs.html#112-114">Source</a><a href="#method.write_u8" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_u8" class="fn">write_u8</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.u8.html">u8</a>)</h4></section></summary><div class='docblock'>Writes a single <code>u8</code> into this hasher.</div></details><details class="toggle method-toggle" open><summary><section id="method.write_u16" class="method trait-impl"><a class="src rightside" href="../src/rustc_hash/lib.rs.html#117-119">Source</a><a href="#method.write_u16" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_u16" class="fn">write_u16</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.u16.html">u16</a>)</h4></section></summary><div class='docblock'>Writes a single <code>u16</code> into this hasher.</div></details><details class="toggle method-toggle" open><summary><section id="method.write_u32" class="method trait-impl"><a class="src rightside" href="../src/rustc_hash/lib.rs.html#122-124">Source</a><a href="#method.write_u32" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_u32" class="fn">write_u32</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.u32.html">u32</a>)</h4></section></summary><div class='docblock'>Writes a single <code>u32</code> into this hasher.</div></details><details class="toggle method-toggle" open><summary><section id="method.write_u64" class="method trait-impl"><a class="src rightside" href="../src/rustc_hash/lib.rs.html#135-137">Source</a><a href="#method.write_u64" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_u64" class="fn">write_u64</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.u64.html">u64</a>)</h4></section></summary><div class='docblock'>Writes a single <code>u64</code> into this hasher.</div></details><details class="toggle method-toggle" open><summary><section id="method.write_usize" class="method trait-impl"><a class="src rightside" href="../src/rustc_hash/lib.rs.html#140-142">Source</a><a href="#method.write_usize" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_usize" class="fn">write_usize</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.usize.html">usize</a>)</h4></section></summary><div class='docblock'>Writes a single <code>usize</code> into this hasher.</div></details><details class="toggle method-toggle" open><summary><section id="method.finish" class="method trait-impl"><a class="src rightside" href="../src/rustc_hash/lib.rs.html#145-147">Source</a><a href="#method.finish" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#tymethod.finish" class="fn">finish</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.u64.html">u64</a></h4></section></summary><div class='docblock'>Returns the hash value for the values written so far. <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#tymethod.finish">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.write_u128" class="method trait-impl"><span class="rightside"><span class="since" title="Stable since Rust version 1.26.0">1.26.0</span> · <a class="src" href="https://doc.rust-lang.org/1.85.0/src/core/hash/mod.rs.html#387">Source</a></span><a href="#method.write_u128" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_u128" class="fn">write_u128</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.u128.html">u128</a>)</h4></section></summary><div class='docblock'>Writes a single <code>u128</code> into this hasher.</div></details><details class="toggle method-toggle" open><summary><section id="method.write_i8" class="method trait-impl"><span class="rightside"><span class="since" title="Stable since Rust version 1.3.0">1.3.0</span> · <a class="src" href="https://doc.rust-lang.org/1.85.0/src/core/hash/mod.rs.html#400">Source</a></span><a href="#method.write_i8" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_i8" class="fn">write_i8</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.i8.html">i8</a>)</h4></section></summary><div class='docblock'>Writes a single <code>i8</code> into this hasher.</div></details><details class="toggle method-toggle" open><summary><section id="method.write_i16" class="method trait-impl"><span class="rightside"><span class="since" title="Stable since Rust version 1.3.0">1.3.0</span> · <a class="src" href="https://doc.rust-lang.org/1.85.0/src/core/hash/mod.rs.html#406">Source</a></span><a href="#method.write_i16" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_i16" class="fn">write_i16</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.i16.html">i16</a>)</h4></section></summary><div class='docblock'>Writes a single <code>i16</code> into this hasher.</div></details><details class="toggle method-toggle" open><summary><section id="method.write_i32" class="method trait-impl"><span class="rightside"><span class="since" title="Stable since Rust version 1.3.0">1.3.0</span> · <a class="src" href="https://doc.rust-lang.org/1.85.0/src/core/hash/mod.rs.html#412">Source</a></span><a href="#method.write_i32" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_i32" class="fn">write_i32</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.i32.html">i32</a>)</h4></section></summary><div class='docblock'>Writes a single <code>i32</code> into this hasher.</div></details><details class="toggle method-toggle" open><summary><section id="method.write_i64" class="method trait-impl"><span class="rightside"><span class="since" title="Stable since Rust version 1.3.0">1.3.0</span> · <a class="src" href="https://doc.rust-lang.org/1.85.0/src/core/hash/mod.rs.html#418">Source</a></span><a href="#method.write_i64" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_i64" class="fn">write_i64</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.i64.html">i64</a>)</h4></section></summary><div class='docblock'>Writes a single <code>i64</code> into this hasher.</div></details><details class="toggle method-toggle" open><summary><section id="method.write_i128" class="method trait-impl"><span class="rightside"><span class="since" title="Stable since Rust version 1.26.0">1.26.0</span> · <a class="src" href="https://doc.rust-lang.org/1.85.0/src/core/hash/mod.rs.html#424">Source</a></span><a href="#method.write_i128" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_i128" class="fn">write_i128</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.i128.html">i128</a>)</h4></section></summary><div class='docblock'>Writes a single <code>i128</code> into this hasher.</div></details><details class="toggle method-toggle" open><summary><section id="method.write_isize" class="method trait-impl"><span class="rightside"><span class="since" title="Stable since Rust version 1.3.0">1.3.0</span> · <a class="src" href="https://doc.rust-lang.org/1.85.0/src/core/hash/mod.rs.html#430">Source</a></span><a href="#method.write_isize" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_isize" class="fn">write_isize</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.isize.html">isize</a>)</h4></section></summary><div class='docblock'>Writes a single <code>isize</code> into this hasher.</div></details><details class="toggle method-toggle" open><summary><section id="method.write_length_prefix" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/hash/mod.rs.html#484">Source</a><a href="#method.write_length_prefix" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_length_prefix" class="fn">write_length_prefix</a>(&mut self, len: <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.usize.html">usize</a>)</h4></section></summary><span class="item-info"><div class="stab unstable"><span class="emoji">🔬</span><span>This is a nightly-only experimental API. (<code>hasher_prefixfree_extras</code>)</span></div></span><div class='docblock'>Writes a length prefix into this hasher, as part of being prefix-free. <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_length_prefix">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.write_str" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/hash/mod.rs.html#551">Source</a><a href="#method.write_str" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_str" class="fn">write_str</a>(&mut self, s: &<a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.str.html">str</a>)</h4></section></summary><span class="item-info"><div class="stab unstable"><span class="emoji">🔬</span><span>This is a nightly-only experimental API. (<code>hasher_prefixfree_extras</code>)</span></div></span><div class='docblock'>Writes a single <code>str</code> into this hasher. <a href="https://doc.rust-lang.org/1.85.0/core/hash/trait.Hasher.html#method.write_str">Read more</a></div></details></div></details></div><h2 id="synthetic-implementations" class="section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor">§</a></h2><div id="synthetic-implementations-list"><section id="impl-Freeze-for-FxHasher" class="impl"><a href="#impl-Freeze-for-FxHasher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/marker/trait.Freeze.html" title="trait core::marker::Freeze">Freeze</a> for <a class="struct" href="struct.FxHasher.html" title="struct rustc_hash::FxHasher">FxHasher</a></h3></section><section id="impl-RefUnwindSafe-for-FxHasher" class="impl"><a href="#impl-RefUnwindSafe-for-FxHasher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.FxHasher.html" title="struct rustc_hash::FxHasher">FxHasher</a></h3></section><section id="impl-Send-for-FxHasher" class="impl"><a href="#impl-Send-for-FxHasher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.FxHasher.html" title="struct rustc_hash::FxHasher">FxHasher</a></h3></section><section id="impl-Sync-for-FxHasher" class="impl"><a href="#impl-Sync-for-FxHasher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.FxHasher.html" title="struct rustc_hash::FxHasher">FxHasher</a></h3></section><section id="impl-Unpin-for-FxHasher" class="impl"><a href="#impl-Unpin-for-FxHasher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.FxHasher.html" title="struct rustc_hash::FxHasher">FxHasher</a></h3></section><section id="impl-UnwindSafe-for-FxHasher" class="impl"><a href="#impl-UnwindSafe-for-FxHasher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.FxHasher.html" title="struct rustc_hash::FxHasher">FxHasher</a></h3></section></div><h2 id="blanket-implementations" class="section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor">§</a></h2><div id="blanket-implementations-list"><details class="toggle implementors-toggle"><summary><section id="impl-Any-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/any.rs.html#138">Source</a><a href="#impl-Any-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T<div class="where">where
T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/1.85.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/any.rs.html#139">Source</a><a href="#method.type_id" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/any/trait.Any.html#tymethod.type_id" class="fn">type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/1.85.0/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></section></summary><div class='docblock'>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/1.85.0/core/any/trait.Any.html#tymethod.type_id">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/borrow.rs.html#209">Source</a><a href="#impl-Borrow%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><T> for T<div class="where">where
T: ?<a class="trait" href="https://doc.rust-lang.org/1.85.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/borrow.rs.html#211">Source</a><a href="#method.borrow" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/borrow/trait.Borrow.html#tymethod.borrow" class="fn">borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.reference.html">&T</a></h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.85.0/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/borrow.rs.html#217">Source</a><a href="#impl-BorrowMut%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T<div class="where">where
T: ?<a class="trait" href="https://doc.rust-lang.org/1.85.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/borrow.rs.html#218">Source</a><a href="#method.borrow_mut" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fn">borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/1.85.0/core/primitive.reference.html">&mut T</a></h4></section></summary><div class='docblock'>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.85.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/convert/mod.rs.html#767">Source</a><a href="#impl-From%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/convert/mod.rs.html#770">Source</a><a href="#method.from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/convert/trait.From.html#tymethod.from" class="fn">from</a>(t: T) -> T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/convert/mod.rs.html#750-752">Source</a><a href="#impl-Into%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><U> for T<div class="where">where
U: <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/convert/mod.rs.html#760">Source</a><a href="#method.into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/convert/trait.Into.html#tymethod.into" class="fn">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/1.85.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for U</code> chooses to do.</p>
</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/convert/mod.rs.html#807-809">Source</a><a href="#impl-TryFrom%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U> for T<div class="where">where
U: <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/convert/mod.rs.html#811">Source</a><a href="#associatedtype.Error-1" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.85.0/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.85.0/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/convert/mod.rs.html#814">Source</a><a href="#method.try_from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/convert/trait.TryFrom.html#tymethod.try_from" class="fn">try_from</a>(value: U) -> <a class="enum" href="https://doc.rust-lang.org/1.85.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, <T as <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.85.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/convert/mod.rs.html#792-794">Source</a><a href="#impl-TryInto%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a><U> for T<div class="where">where
U: <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/convert/mod.rs.html#796">Source</a><a href="#associatedtype.Error" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.85.0/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = <U as <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.85.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.85.0/src/core/convert/mod.rs.html#799">Source</a><a href="#method.try_into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.85.0/core/convert/trait.TryInto.html#tymethod.try_into" class="fn">try_into</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.85.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><U, <U as <a class="trait" href="https://doc.rust-lang.org/1.85.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.85.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details></div></section></div></main></body></html>