volatile.html

来自「从www.CppReference.com打包的C++参考手册」· HTML 代码 · 共 42 行

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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head>  <meta name="generator" content=  "HTML Tidy for Linux/x86 (vers 1 September 2005), see www.w3.org">  <title>volatile</title>  <link href="../cppreference.css" rel="stylesheet" type="text/css"></head><body><table>  <tr>  <td>  <div class="body-content">  <div class="header-box">    <a href="../index.html">cppreference.com</a> &gt; <a href=    "index.html">C/C++ Keywords</a> &gt; <a href=    "volatile.html">volatile</a>  </div>  <div class="name-format">    volatile  </div>  <p>The volatile keyword is an implementation-dependent modifier, used  when declaring variables, which prevents the compiler from optimizing  those variables. Volatile should be used with variables whose value  can change in unexpected ways (i.e. through an interrupt), which  could conflict with optimizations that the compiler might  perform.</p>  </div>  </td>    </tr>  </table></body></html>

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