<!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 `v1` mod in crate `core`."> <meta name="keywords" content="rust, rustlang, rust-lang, v1"> <title>core::prelude::v1 - Rust</title> <link rel="stylesheet" type="text/css" href="../../../normalize.css"> <link rel="stylesheet" type="text/css" href="../../../rustdoc.css"> <link rel="stylesheet" type="text/css" href="../../../main.css"> <link rel="shortcut icon" href="https://doc.rust-lang.org/favicon.ico"> </head> <body class="rustdoc mod"> <!--[if lte IE 8]> <div class="warning"> This old browser is unsupported and will most likely display funky things. </div> <![endif]--> <nav class="sidebar"> <a href='../../../core/index.html'><img src='https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png' alt='logo' width='100'></a> <p class='location'>Module v1</p><div class="block items"><ul><li><a href="#reexports">Reexports</a></li></ul></div><p class='location'><a href='../../index.html'>core</a>::<wbr><a href='../index.html'>prelude</a></p><script>window.sidebarCurrent = {name: 'v1', ty: 'mod', relpath: '../'};</script><script defer src="../sidebar-items.js"></script> </nav> <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"> </div> </form> </nav> <section id='main' class="content"> <h1 class='fqn'><span class='in-band'>Module <a href='../../index.html'>core</a>::<wbr><a href='../index.html'>prelude</a>::<wbr><a class="mod" href=''>v1</a></span><span class='out-of-band'><span class='since' title='Stable since Rust version 1.4.0'>1.4.0</span><span id='render-detail'> <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs"> [<span class='inner'>−</span>] </a> </span><a class='srclink' href='../../../src/core/prelude/v1.rs.html#11-67' title='goto source code'>[src]</a></span></h1> <div class='docblock'><p>The core prelude</p> <p>This module is intended for users of libcore which do not link to libstd as well. This module is imported by default when <code>#![no_std]</code> is used in the same manner as the standard library's prelude.</p> </div><h2 id='reexports' class='section-header'><a href="#reexports">Reexports</a></h2> <table><tr><td><code>pub use marker::<a class="trait" href="../../../core/marker/trait.Copy.html" title="trait core::marker::Copy">Copy</a>;</code></td></tr><tr><td><code>pub use marker::<a class="trait" href="../../../core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>;</code></td></tr><tr><td><code>pub use marker::<a class="trait" href="../../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>;</code></td></tr><tr><td><code>pub use marker::<a class="trait" href="../../../core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>;</code></td></tr><tr><td><code>pub use ops::<a class="trait" href="../../../core/ops/trait.Drop.html" title="trait core::ops::Drop">Drop</a>;</code></td></tr><tr><td><code>pub use ops::<a class="trait" href="../../../core/ops/trait.Fn.html" title="trait core::ops::Fn">Fn</a>;</code></td></tr><tr><td><code>pub use ops::<a class="trait" href="../../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>;</code></td></tr><tr><td><code>pub use ops::<a class="trait" href="../../../core/ops/trait.FnOnce.html" title="trait core::ops::FnOnce">FnOnce</a>;</code></td></tr><tr><td><code>pub use mem::<a class="fn" href="../../../core/mem/fn.drop.html" title="fn core::mem::drop">drop</a>;</code></td></tr><tr><td><code>pub use clone::<a class="trait" href="../../../core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>;</code></td></tr><tr><td><code>pub use cmp::<a class="trait" href="../../../core/cmp/trait.PartialEq.html" title="trait core::cmp::PartialEq">PartialEq</a>;</code></td></tr><tr><td><code>pub use cmp::<a class="trait" href="../../../core/cmp/trait.PartialOrd.html" title="trait core::cmp::PartialOrd">PartialOrd</a>;</code></td></tr><tr><td><code>pub use cmp::<a class="trait" href="../../../core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a>;</code></td></tr><tr><td><code>pub use cmp::<a class="trait" href="../../../core/cmp/trait.Ord.html" title="trait core::cmp::Ord">Ord</a>;</code></td></tr><tr><td><code>pub use convert::<a class="trait" href="../../../core/convert/trait.AsRef.html" title="trait core::convert::AsRef">AsRef</a>;</code></td></tr><tr><td><code>pub use convert::<a class="trait" href="../../../core/convert/trait.AsMut.html" title="trait core::convert::AsMut">AsMut</a>;</code></td></tr><tr><td><code>pub use convert::<a class="trait" href="../../../core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>;</code></td></tr><tr><td><code>pub use convert::<a class="trait" href="../../../core/convert/trait.From.html" title="trait core::convert::From">From</a>;</code></td></tr><tr><td><code>pub use default::<a class="trait" href="../../../core/default/trait.Default.html" title="trait core::default::Default">Default</a>;</code></td></tr><tr><td><code>pub use iter::<a class="trait" href="../../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Iterator</a>;</code></td></tr><tr><td><code>pub use iter::<a class="trait" href="../../../core/iter/trait.Extend.html" title="trait core::iter::Extend">Extend</a>;</code></td></tr><tr><td><code>pub use iter::<a class="trait" href="../../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIterator</a>;</code></td></tr><tr><td><code>pub use iter::<a class="trait" href="../../../core/iter/trait.DoubleEndedIterator.html" title="trait core::iter::DoubleEndedIterator">DoubleEndedIterator</a>;</code></td></tr><tr><td><code>pub use iter::<a class="trait" href="../../../core/iter/trait.ExactSizeIterator.html" title="trait core::iter::ExactSizeIterator">ExactSizeIterator</a>;</code></td></tr><tr><td><code>pub use option::<a class="enum" href="../../../core/option/enum.Option.html" title="enum core::option::Option">Option</a>;</code></td></tr><tr><td><code>pub use option::Option::<a class="enum" href="../../../core/option/enum.Option.html" title="enum core::option::Option">Some</a>;</code></td></tr><tr><td><code>pub use option::Option::<a class="enum" href="../../../core/option/enum.Option.html" title="enum core::option::Option">None</a>;</code></td></tr><tr><td><code>pub use result::<a class="enum" href="../../../core/result/enum.Result.html" title="enum core::result::Result">Result</a>;</code></td></tr><tr><td><code>pub use result::Result::<a class="enum" href="../../../core/result/enum.Result.html" title="enum core::result::Result">Ok</a>;</code></td></tr><tr><td><code>pub use result::Result::<a class="enum" href="../../../core/result/enum.Result.html" title="enum core::result::Result">Err</a>;</code></td></tr><tr><td><code>pub use slice::<a class="trait" href="../../../core/slice/trait.SliceExt.html" title="trait core::slice::SliceExt">SliceExt</a>;</code></td></tr><tr><td><code>pub use str::StrExt;</code></td></tr><tr><td><code>pub use char::CharExt;</code></td></tr></table></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>?</dt> <dd>Show this help dialog</dd> <dt>S</dt> <dd>Focus the search field</dd> <dt>⇤</dt> <dd>Move up in search results</dd> <dt>⇥</dt> <dd>Move down in search results</dd> <dt>⏎</dt> <dd>Go to active search result</dd> <dt>+</dt> <dd>Collapse/expand 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>, 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