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---
title: Navigator.oscpu
slug: Web/API/Navigator/oscpu
translation_of: Web/API/Navigator/oscpu
---
<p>{{ ApiRef("HTML DOM") }}</p>
<h3 id="Summary" name="Summary">概述</h3>
<p>返回一个字符串,代表当前所使用的操作系统类型.</p>
<h3 id="Syntax" name="Syntax">语法</h3>
<pre class="eval"><em>oscpuInfo</em> = window.navigator.oscpu
</pre>
<ul>
<li><code>oscpuInfo</code> 会有下面几种类型.</li>
</ul>
<table class="fullwidth-table">
<tbody>
<tr>
<th>操作系统</th>
<th><code>oscpuInfo</code> 字符串值</th>
</tr>
<tr>
<td>OS/2</td>
<td>OS/2 Warp x (3, 4 或 4.5)</td>
</tr>
<tr>
<td>Windows CE</td>
<td>WindowsCE x.y<sup>1</sup></td>
</tr>
<tr>
<td>Windows 64-bit (64-bit build)</td>
<td>Windows NT x.y; Win64; x64</td>
</tr>
<tr>
<td>Windows 64-bit (32-bit build)</td>
<td>Windows NT x.y; WOW64</td>
</tr>
<tr>
<td>Windows 32-bit</td>
<td>Windows NT x.y</td>
</tr>
<tr>
<td>Mac OS X (PPC build)</td>
<td>PPC Mac OS X x.y</td>
</tr>
<tr>
<td>Mac OS X (i386/x64 build)</td>
<td>Intel Mac OS X x.y</td>
</tr>
<tr>
<td>Linux 64-bit (32-bit build)</td>
<td>命令'uname -s'的输出加上 "i686 on x86_64"</td>
</tr>
<tr>
<td>Linux</td>
<td>命令'uname -sm'的输出</td>
</tr>
</tbody>
</table>
<p><sup>1</sup>x.y 表示操作系统的版本号</p>
<h3 id="Example" name="Example">例子</h3>
<pre class="brush: js">function osInfo() {
alert(window.navigator.oscpu);
}
// 可能返回:"Windows NT 6.1",表示windows 7
</pre>
<h3 id="Notes" name="Notes">备注</h3>
<p>在普通网页中,如果about:config中存在<code>general.oscpu.override项,则</code>该属性的值会返回about:config中<code>general.oscpu.override项的值.</code> 在特权代码中 (chrome上下文或者拥有"UniversalBrowserRead"特权的网页中),返回的还是真实的操作系统类型.(译者注:语句:netscape.security.PrivilegeManager.enablePrivilege("UniversalBrowserRead ")用来激活所在网页的UniversalBrowserRead特权.)</p>
<h3 id="Specification" name="Specification">规范</h3>
<p>{{ DOM0() }}</p>
<p>{{ languages( { "ja": "ja/DOM/window.navigator.oscpu", "en": "en/DOM/window.navigator.oscpu", "pl": "pl/DOM/window.navigator.oscpu" } ) }}</p>
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