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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 `FnvHasher` struct in crate `fnv`."><meta name="keywords" content="rust, rustlang, rust-lang, FnvHasher"><title>fnv::FnvHasher - 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="../dark.css"><link rel="stylesheet" type="text/css" href="../light.css" id="themeStyle"><script src="../storage.js"></script></head><body class="rustdoc struct"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div><p class='location'>Struct FnvHasher</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#methods">Methods</a><div class="sidebar-links"><a href="#method.with_key">with_key</a></div><a class="sidebar-title" href="#implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-Default">Default</a><a href="#impl-Hasher">Hasher</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></div></div><p class='location'><a href='index.html'>fnv</a></p><script>window.sidebarCurrent = {name: 'FnvHasher', ty: 'struct', relpath: ''};</script><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><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'>fnv</a>::<wbr><a class="struct" href=''>FnvHasher</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'>−</span>]</a></span><a class='srclink' href='../src/fnv/lib.rs.html#76' title='goto source code'>[src]</a></span></h1><div class="docblock type-decl"><pre class='rust struct'>pub struct FnvHasher(_);</pre></div><div class='docblock'><p>An implementation of the Fowler–Noll–Vo hash function.</p>
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<p>See the <a href="index.html">crate documentation</a> for more details.</p>
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</div><h2 id='methods' class='small-section-header'>Methods<a href='#methods' class='anchor'></a></h2><h3 id='impl' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="struct" href="../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a></code><a href='#impl' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/fnv/lib.rs.html#86-93' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.with_key' class="method"><span id='with_key.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.with_key' class='fnname'>with_key</a>(key: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u64.html">u64</a>) -> <a class="struct" href="../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/fnv/lib.rs.html#90-92' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Create an FNV hasher starting with a state corresponding
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to the hash <code>key</code>.</p>
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</div></div><h2 id='implementations' class='small-section-header'>Trait Implementations<a href='#implementations' class='anchor'></a></h2><div id='implementations-list'><h3 id='impl-Default' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/default/trait.Default.html" title="trait core::default::Default">Default</a> for <a class="struct" href="../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a></code><a href='#impl-Default' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/fnv/lib.rs.html#78-84' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.default' class="method"><span id='default.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/default/trait.Default.html#tymethod.default' class='fnname'>default</a>() -> <a class="struct" href="../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/fnv/lib.rs.html#81-83' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns the "default value" for a type. <a href="https://doc.rust-lang.org/nightly/core/default/trait.Default.html#tymethod.default">Read more</a></p>
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</div></div><h3 id='impl-Hasher' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html" title="trait core::hash::Hasher">Hasher</a> for <a class="struct" href="../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a></code><a href='#impl-Hasher' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/fnv/lib.rs.html#95-112' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.finish' class="method"><span id='finish.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#tymethod.finish' class='fnname'>finish</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u64.html">u64</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/fnv/lib.rs.html#97-99' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns the hash value for the values written so far. <a href="https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#tymethod.finish">Read more</a></p>
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</div><h4 id='method.write' class="method"><span id='write.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#tymethod.write' class='fnname'>write</a>(&mut self, bytes: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&[</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/fnv/lib.rs.html#102-111' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Writes some data into this <code>Hasher</code>. <a href="https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#tymethod.write">Read more</a></p>
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</div><h4 id='method.write_u8' class="method"><span id='write_u8.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#method.write_u8' class='fnname'>write_u8</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.3.0'>1.3.0</div><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#288-290' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Writes a single <code>u8</code> into this hasher.</p>
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</div><h4 id='method.write_u16' class="method"><span id='write_u16.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#method.write_u16' class='fnname'>write_u16</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u16.html">u16</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.3.0'>1.3.0</div><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#294-296' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Writes a single <code>u16</code> into this hasher.</p>
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</div><h4 id='method.write_u32' class="method"><span id='write_u32.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#method.write_u32' class='fnname'>write_u32</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.3.0'>1.3.0</div><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#300-302' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Writes a single <code>u32</code> into this hasher.</p>
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</div><h4 id='method.write_u64' class="method"><span id='write_u64.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#method.write_u64' class='fnname'>write_u64</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u64.html">u64</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.3.0'>1.3.0</div><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#306-308' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Writes a single <code>u64</code> into this hasher.</p>
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</div><h4 id='method.write_u128' class="method"><span id='write_u128.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#method.write_u128' class='fnname'>write_u128</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u128.html">u128</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.26.0'>1.26.0</div><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#312-314' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Writes a single <code>u128</code> into this hasher.</p>
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</div><h4 id='method.write_usize' class="method"><span id='write_usize.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#method.write_usize' class='fnname'>write_usize</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.3.0'>1.3.0</div><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#318-323' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Writes a single <code>usize</code> into this hasher.</p>
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</div><h4 id='method.write_i8' class="method"><span id='write_i8.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#method.write_i8' class='fnname'>write_i8</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i8.html">i8</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.3.0'>1.3.0</div><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#328-330' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Writes a single <code>i8</code> into this hasher.</p>
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</div><h4 id='method.write_i16' class="method"><span id='write_i16.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#method.write_i16' class='fnname'>write_i16</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i16.html">i16</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.3.0'>1.3.0</div><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#334-336' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Writes a single <code>i16</code> into this hasher.</p>
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</div><h4 id='method.write_i32' class="method"><span id='write_i32.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#method.write_i32' class='fnname'>write_i32</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.3.0'>1.3.0</div><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#340-342' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Writes a single <code>i32</code> into this hasher.</p>
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</div><h4 id='method.write_i64' class="method"><span id='write_i64.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#method.write_i64' class='fnname'>write_i64</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i64.html">i64</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.3.0'>1.3.0</div><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#346-348' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Writes a single <code>i64</code> into this hasher.</p>
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</div><h4 id='method.write_i128' class="method"><span id='write_i128.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#method.write_i128' class='fnname'>write_i128</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i128.html">i128</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.26.0'>1.26.0</div><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#352-354' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Writes a single <code>i128</code> into this hasher.</p>
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</div><h4 id='method.write_isize' class="method"><span id='write_isize.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html#method.write_isize' class='fnname'>write_isize</a>(&mut self, i: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.isize.html">isize</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.3.0'>1.3.0</div><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#358-360' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Writes a single <code>isize</code> into this hasher.</p>
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</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'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <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="../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a></code><a href='#impl-Send' class='anchor'></a></span></td><td><span class='out-of-band'></span></td></tr></tbody></table></h3><div class='impl-items'></div><h3 id='impl-Sync' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <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="../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a></code><a href='#impl-Sync' class='anchor'></a></span></td><td><span class='out-of-band'></span></td></tr></tbody></table></h3><div class='impl-items'></div></div></section><section id="search" class="content hidden"></section><section class="footer"></section><aside id="help" class="hidden"><div><h1 class="hidden">Help</h1><div class="shortcuts"><h2>Keyboard Shortcuts</h2><dl><dt><kbd>?</kbd></dt><dd>Show this help dialog</dd><dt><kbd>S</kbd></dt><dd>Focus the search field</dd><dt><kbd>↑</kbd></dt><dd>Move up in search results</dd><dt><kbd>↓</kbd></dt><dd>Move down in search results</dd><dt><kbd>↹</kbd></dt><dd>Switch tab</dd><dt><kbd>⏎</kbd></dt><dd>Go to active search result</dd><dt><kbd>+</kbd></dt><dd>Expand all sections</dd><dt><kbd>-</kbd></dt><dd>Collapse all sections</dd></dl></div><div class="infos"><h2>Search Tricks</h2><p>Prefix searches with a type followed by a colon (e.g. <code>fn:</code>) to restrict the search to a given type.</p><p>Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>.</p><p>Search functions by type signature (e.g. <code>vec -> usize</code> or <code>* -> vec</code>)</p><p>Search multiple things at once by splitting your query with comma (e.g. <code>str,u8</code> or <code>String,struct:Vec,test</code>)</p></div></div></aside><script>window.rootPath = "../";window.currentCrate = "fnv";</script><script src="../aliases.js"></script><script src="../main.js"></script><script defer src="../search-index.js"></script></body></html> |