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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="API documentation for the Rust `Okm` struct in crate `ring`."><meta name="keywords" content="rust, rustlang, rust-lang, Okm"><title>ring::hkdf::Okm - Rust</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../../ayu.css" disabled ><script id="default-settings"></script><script src="../../storage.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../../favicon.svg">
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<link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><style type="text/css">#crate-search{background-image:url("../../down-arrow.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">&#9776;</div><a href='../../ring/index.html'><div class='logo-container rust-logo'><img src='../../rust-logo.png' alt='logo'></div></a><p class="location">Struct Okm</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#implementations">Methods</a><div class="sidebar-links"><a href="#method.fill">fill</a><a href="#method.len">len</a></div><a class="sidebar-title" href="#trait-implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-Debug">Debug</a><a href="#impl-From%3COkm%3C%27_%2C%20%26%27static%20Algorithm%3E%3E">From&lt;Okm&lt;&#39;_, &amp;&#39;static Algorithm&gt;&gt;</a><a href="#impl-From%3COkm%3C%27_%2C%20Algorithm%3E%3E">From&lt;Okm&lt;&#39;_, Algorithm&gt;&gt;</a></div><a class="sidebar-title" href="#synthetic-implementations">Auto Trait Implementations</a><div class="sidebar-links"><a href="#impl-Send">Send</a><a href="#impl-Sync">Sync</a><a href="#impl-Unpin">Unpin</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%3CT%3E">Borrow&lt;T&gt;</a><a href="#impl-BorrowMut%3CT%3E">BorrowMut&lt;T&gt;</a><a href="#impl-From%3CT%3E">From&lt;T&gt;</a><a href="#impl-Into%3CU%3E">Into&lt;U&gt;</a><a href="#impl-TryFrom%3CU%3E">TryFrom&lt;U&gt;</a><a href="#impl-TryInto%3CU%3E">TryInto&lt;U&gt;</a></div></div><p class="location"><a href="../index.html">ring</a>::<wbr><a href="index.html">hkdf</a></p><div id="sidebar-vars" data-name="Okm" data-ty="struct" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices" role="menu"></div></div><script src="../../theme.js"></script><nav class="sub"><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press S to search, ? for more options…" type="search"></div><button type="button" class="help-button">?</button>
<a id="settings-menu" href="../../settings.html"><img src="../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class="fqn"><span class="in-band">Struct <a href="../index.html">ring</a>::<wbr><a href="index.html">hkdf</a>::<wbr><a class="struct" href="">Okm</a></span><span class="out-of-band"><span id="render-detail"><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">&#x2212;</span>]</a></span><a class="srclink" href="../../src/ring/hkdf.rs.html#161-166" title="goto source code">[src]</a></span></h1><div class="docblock type-decl hidden-by-usual-hider"><pre class="rust struct">pub struct Okm&lt;'a, L:&nbsp;<a class="trait" href="../../ring/hkdf/trait.KeyType.html" title="trait ring::hkdf::KeyType">KeyType</a>&gt; { /* fields omitted */ }</pre></div><div class="docblock"><p>An HKDF OKM (Output Keying Material)</p>
<p>Intentionally not <code>Clone</code> or <code>Copy</code> as an OKM is generally only safe to
use once.</p>
</div><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><h3 id="impl" class="impl"><code class="in-band">impl&lt;L:&nbsp;<a class="trait" href="../../ring/hkdf/trait.KeyType.html" title="trait ring::hkdf::KeyType">KeyType</a>&gt; <a class="struct" href="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'_, L&gt;</code><a href="#impl" class="anchor"></a><a class="srclink" href="../../src/ring/hkdf.rs.html#168-186" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.len" class="method"><code>pub fn <a href="#method.len" class="fnname">len</a>(&amp;self) -&gt; &amp;L</code><a class="srclink" href="../../src/ring/hkdf.rs.html#171-173" title="goto source code">[src]</a></h4><div class="docblock"><p>The <code>OkmLength</code> given to <code>Prk::expand()</code>.</p>
</div><h4 id="method.fill" class="method"><code>pub fn <a href="#method.fill" class="fnname">fill</a>(self, out: &amp;mut [u8]) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;(), <a class="struct" href="../../ring/error/struct.Unspecified.html" title="struct ring::error::Unspecified">Unspecified</a>&gt;</code><a class="srclink" href="../../src/ring/hkdf.rs.html#183-185" title="goto source code">[src]</a></h4><div class="docblock"><p>Fills <code>out</code> with the output of the HKDF-Expand operation for the given
inputs.</p>
<p>Fails if (and only if) the requested output length is larger than 255
times the size of the digest algorithm's output. (This is the limit
imposed by the HKDF specification due to the way HKDF's counter is
constructed.)</p>
</div></div><h2 id="trait-implementations" class="small-section-header">Trait Implementations<a href="#trait-implementations" class="anchor"></a></h2><div id="trait-implementations-list"><h3 id="impl-Debug" class="impl"><code class="in-band">impl&lt;'a, L:&nbsp;<a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> + <a class="trait" href="../../ring/hkdf/trait.KeyType.html" title="trait ring::hkdf::KeyType">KeyType</a>&gt; <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="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'a, L&gt;</code><a href="#impl-Debug" class="anchor"></a><a class="srclink" href="../../src/ring/hkdf.rs.html#160" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.fmt" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt" class="fnname">fmt</a>(&amp;self, f: &amp;mut <a class="struct" href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>&lt;'_&gt;) -&gt; <a class="type" href="https://doc.rust-lang.org/nightly/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></code><a class="srclink" href="../../src/ring/hkdf.rs.html#160" title="goto source code">[src]</a></h4><div class='docblock hidden'><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></div><h3 id="impl-From%3COkm%3C%27_%2C%20%26%27static%20Algorithm%3E%3E" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;<a class="struct" href="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'_, &amp;'static <a class="struct" href="../../ring/aead/struct.Algorithm.html" title="struct ring::aead::Algorithm">Algorithm</a>&gt;&gt; for <a class="struct" href="../../ring/aead/struct.UnboundKey.html" title="struct ring::aead::UnboundKey">UnboundKey</a></code><a href="#impl-From%3COkm%3C%27_%2C%20%26%27static%20Algorithm%3E%3E" class="anchor"></a><a class="srclink" href="../../src/ring/aead.rs.html#430-438" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.from" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(okm: <a class="struct" href="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'_, &amp;'static <a class="struct" href="../../ring/aead/struct.Algorithm.html" title="struct ring::aead::Algorithm">Algorithm</a>&gt;) -&gt; Self</code><a class="srclink" href="../../src/ring/aead.rs.html#431-437" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-From%3COkm%3C%27_%2C%20%26%27static%20Algorithm%3E%3E-1" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;<a class="struct" href="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'_, &amp;'static <a class="struct" href="../../ring/aead/quic/struct.Algorithm.html" title="struct ring::aead::quic::Algorithm">Algorithm</a>&gt;&gt; for <a class="struct" href="../../ring/aead/quic/struct.HeaderProtectionKey.html" title="struct ring::aead::quic::HeaderProtectionKey">HeaderProtectionKey</a></code><a href="#impl-From%3COkm%3C%27_%2C%20%26%27static%20Algorithm%3E%3E-1" class="anchor"></a><a class="srclink" href="../../src/ring/aead/quic.rs.html#37-45" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.from-1" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(okm: <a class="struct" href="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'_, &amp;'static <a class="struct" href="../../ring/aead/quic/struct.Algorithm.html" title="struct ring::aead::quic::Algorithm">Algorithm</a>&gt;) -&gt; Self</code><a class="srclink" href="../../src/ring/aead/quic.rs.html#38-44" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-From%3COkm%3C%27_%2C%20Algorithm%3E%3E" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;<a class="struct" href="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'_, <a class="struct" href="../../ring/hkdf/struct.Algorithm.html" title="struct ring::hkdf::Algorithm">Algorithm</a>&gt;&gt; for <a class="struct" href="../../ring/hkdf/struct.Salt.html" title="struct ring::hkdf::Salt">Salt</a></code><a href="#impl-From%3COkm%3C%27_%2C%20Algorithm%3E%3E" class="anchor"></a><a class="srclink" href="../../src/ring/hkdf.rs.html#90-99" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.from-2" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(okm: <a class="struct" href="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'_, <a class="struct" href="../../ring/hkdf/struct.Algorithm.html" title="struct ring::hkdf::Algorithm">Algorithm</a>&gt;) -&gt; Self</code><a class="srclink" href="../../src/ring/hkdf.rs.html#91-98" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-From%3COkm%3C%27_%2C%20Algorithm%3E%3E-1" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;<a class="struct" href="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'_, <a class="struct" href="../../ring/hkdf/struct.Algorithm.html" title="struct ring::hkdf::Algorithm">Algorithm</a>&gt;&gt; for <a class="struct" href="../../ring/hkdf/struct.Prk.html" title="struct ring::hkdf::Prk">Prk</a></code><a href="#impl-From%3COkm%3C%27_%2C%20Algorithm%3E%3E-1" class="anchor"></a><a class="srclink" href="../../src/ring/hkdf.rs.html#145-154" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.from-3" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(okm: <a class="struct" href="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'_, <a class="struct" href="../../ring/hkdf/struct.Algorithm.html" title="struct ring::hkdf::Algorithm">Algorithm</a>&gt;) -&gt; Self</code><a class="srclink" href="../../src/ring/hkdf.rs.html#146-153" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-From%3COkm%3C%27_%2C%20Algorithm%3E%3E-2" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;<a class="struct" href="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'_, <a class="struct" href="../../ring/hmac/struct.Algorithm.html" title="struct ring::hmac::Algorithm">Algorithm</a>&gt;&gt; for <a class="struct" href="../../ring/hmac/struct.Key.html" title="struct ring::hmac::Key">Key</a></code><a href="#impl-From%3COkm%3C%27_%2C%20Algorithm%3E%3E-2" class="anchor"></a><a class="srclink" href="../../src/ring/hmac.rs.html#277-281" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.from-4" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(okm: <a class="struct" href="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'_, <a class="struct" href="../../ring/hmac/struct.Algorithm.html" title="struct ring::hmac::Algorithm">Algorithm</a>&gt;) -&gt; Self</code><a class="srclink" href="../../src/ring/hmac.rs.html#278-280" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div></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"><h3 id="impl-Send" class="impl"><code class="in-band">impl&lt;'a, L&gt; <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="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'a, L&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;L: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>,&nbsp;</span></code><a href="#impl-Send" class="anchor"></a><a class="srclink" href="../../src/ring/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Sync" class="impl"><code class="in-band">impl&lt;'a, L&gt; <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="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'a, L&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;L: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>,&nbsp;</span></code><a href="#impl-Sync" class="anchor"></a><a class="srclink" href="../../src/ring/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Unpin" class="impl"><code class="in-band">impl&lt;'a, L&gt; <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="../../ring/hkdf/struct.Okm.html" title="struct ring::hkdf::Okm">Okm</a>&lt;'a, L&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;L: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,&nbsp;</span></code><a href="#impl-Unpin" class="anchor"></a><a class="srclink" href="../../src/ring/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></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-Any" class="impl"><code class="in-band">impl&lt;T&gt; <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>&nbsp;&nbsp;&nbsp;&nbsp;T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-Any" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#131-135" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.type_id" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#132" title="goto source code">[src]</a></h4><div class='docblock hidden'><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></div><h3 id="impl-Borrow%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-Borrow%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#207-211" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.borrow" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&amp;self) -&gt; &amp;T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#208" title="goto source code">[src]</a></h4><div class='docblock hidden'><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></div><h3 id="impl-BorrowMut%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-BorrowMut%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#214-218" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.borrow_mut" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&amp;mut self) -&gt; &amp;mut T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#215" title="goto source code">[src]</a></h4><div class='docblock hidden'><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></div><h3 id="impl-From%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for T</code><a href="#impl-From%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#545-549" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.from-5" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -&gt; T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#546" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-Into%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-Into%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#534-541" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.into" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -&gt; U</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#538" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-TryFrom%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-TryFrom%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#582-591" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Error" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" class="type">Error</a> = <a class="enum" href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html" title="enum core::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>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;T, &lt;T as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#588" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-TryInto%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-TryInto%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#568-577" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Error-1" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error" class="type">Error</a> = &lt;U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::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>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;U, &lt;U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#574" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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