---
title: DeviceOrientationEvent.absolute
slug: Web/API/DeviceOrientationEvent/absolute
translation_of: Web/API/DeviceOrientationEvent/absolute
---
<p>{{ apiref("Device Orientation Events") }}</p>

<p>表示该设备是否提供绝对定位数据 (这个数据是关于地球的坐标系) 或者使用了由设备决定的专门的坐标系. 查看更多关于 <a href="/en/DOM/Orientation_and_motion_data_explained" title="Orientation and motion data explained">Orientation and motion data explained</a> 的细节.</p>

<h2 id="语法">语法</h2>

<pre class="syntaxbox">var absolute = <em>instanceOfDeviceOrientationEvent</em>.absolute;
</pre>

<p>如果方向数据跟地球坐标系和设备坐标系有差异，则<code>absolute</code>为<code>true</code>，如果方向数据由设备本身的坐标系提供，则<code>absolute</code>为<code>false</code>。</p>

<h2 id="说明">说明</h2>

<table class="standard-table">
 <thead>
  <tr>
   <th scope="col">Specification</th>
   <th scope="col">Status</th>
   <th scope="col">Comment</th>
  </tr>
 </thead>
 <tbody>
  <tr>
   <td>{{SpecName('Device Orientation')}}</td>
   <td>{{Spec2('Device Orientation')}}</td>
   <td>Initial specification.</td>
  </tr>
 </tbody>
</table>

<h2 id="浏览器兼容性">浏览器兼容性</h2>

<p>{{CompatibilityTable}}</p>

<div id="compat-desktop">
<table class="compat-table">
 <tbody>
  <tr>
   <th>Feature</th>
   <th>Chrome</th>
   <th>Edge</th>
   <th>Firefox (Gecko)</th>
   <th>Internet Explorer</th>
   <th>Opera</th>
   <th>Safari (WebKit)</th>
  </tr>
  <tr>
   <td>Basic support</td>
   <td>7.0</td>
   <td>{{CompatVersionUnknown}}</td>
   <td>6 [1]</td>
   <td>{{CompatUnknown}}</td>
   <td>{{CompatUnknown}}</td>
   <td>{{CompatUnknown}}</td>
  </tr>
 </tbody>
</table>
</div>

<div id="compat-mobile">
<table class="compat-table">
 <tbody>
  <tr>
   <th>Feature</th>
   <th>Android</th>
   <th>Edge</th>
   <th>Firefox Mobile (Gecko)</th>
   <th>IE Mobile</th>
   <th>Opera Mobile</th>
   <th>Safari Mobile</th>
  </tr>
  <tr>
   <td>Basic support</td>
   <td>3.0</td>
   <td>{{CompatVersionUnknown}}</td>
   <td>6 [1]</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
   <td>4.2</td>
  </tr>
 </tbody>
</table>
</div>

<p>[1] Firefox 3.6, 4, and 5 supported <a href="/en-US/DOM/MozOrientation">mozOrientation </a>instead of the standard <code>DeviceOrientationEvent</code> interface</p>

<h2 id="参见">参见</h2>

<ul>
 <li>{{ domxref("DeviceOrientationEvent") }}</li>
 <li><a href="/en/Detecting_device_orientation" title="Detecting device orientation">Detecting device orientation</a></li>
 <li><a href="/en/DOM/Orientation_and_motion_data_explained" title="Orientation and motion data explained">Orientation and motion data explained</a></li>
 <li>{{ domxref("window.ondeviceorientation") }}</li>
 <li>{{ event("deviceorientation") }}</li>
</ul>