| <!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="Converts potentially-invalid UTF-16 to valid UTF-8 with errors replaced with the REPLACEMENT CHARACTER such that the validity of the output is signaled using the Rust type system with potentially insufficient output space."><meta name="keywords" content="rust, rustlang, rust-lang, convert_utf16_to_str_partial"><title>convert_utf16_to_str_partial in encoding_rs::mem - 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" href="../../normalize.css"><link rel="stylesheet" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../ayu.css" disabled><link rel="stylesheet" href="../../dark.css" disabled><link rel="stylesheet" href="../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../storage.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../main.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../favicon.svg"></head><body class="rustdoc fn"><!--[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">☰</button><a class="sidebar-logo" href="../../encoding_rs/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a><h2></h2></nav><nav class="sidebar"><a class="sidebar-logo" href="../../encoding_rs/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a><div class="sidebar-elems"><h2><a href="index.html">In encoding_rs::mem</a></h2></div></nav><main><div class="width-limiter"><nav class="sub"><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"><div id="help-button" title="help" tabindex="-1"><a href="../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="main-heading"><h1 class="fqn">Function <a href="../index.html">encoding_rs</a>::<wbr><a href="index.html">mem</a>::<wbr><a class="fn" href="#">convert_utf16_to_str_partial</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></h1><span class="out-of-band"><a class="srclink" href="../../src/encoding_rs/mem.rs.html#1707-1717">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="item-decl"><pre class="rust fn"><code>pub fn convert_utf16_to_str_partial(src: &[<a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.u16.html">u16</a>], dst: &mut <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.str.html">str</a>) -> (<a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a>)</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Converts potentially-invalid UTF-16 to valid UTF-8 with errors replaced |
| with the REPLACEMENT CHARACTER such that the validity of the output is |
| signaled using the Rust type system with potentially insufficient output |
| space.</p> |
| <p>Returns the number of code units read and the number of bytes written.</p> |
| <p>Not all code units are read if there isn’t enough output space.</p> |
| <p>Note that this method isn’t designed for general streamability but for |
| not allocating memory for the worst case up front. Specifically, |
| if the input starts with or ends with an unpaired surrogate, those are |
| replaced with the REPLACEMENT CHARACTER.</p> |
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