---
title: DeviceMotionEvent.interval
slug: Web/API/DeviceMotionEvent/interval
tags:
  - API
  - Firefox OS
  - 传感器
  - 运动传感器
  - 需要示例
translation_of: Web/API/DeviceMotionEvent/interval
---
<p>{{ apiref("Device Orientation Events") }}</p>

<p><span class="short_text" id="result_box" lang="zh-CN"><span>返回从底层硬件获取数据的时间间隔（单位：毫秒）。</span> <span>您可以使用它来确定运动事件的粒度。</span></span></p>

<h2 id="语法">语法</h2>

<pre class="syntaxbox">var interval = <em>instanceOfDeviceMotionEvent</em>.interval;
</pre>

<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"><span class="short_text" id="result_box" lang="zh-CN"><span>浏览器兼容性</span></span></h2>

{{Compat("api.DeviceMotionEvent.interval")}}

<h2 id="推荐浏览">推荐浏览</h2>

<ul>
 <li>{{ domxref("DeviceMotionEvent") }}</li>
 <li>{{ event("devicemotion") }}</li>
 <li>{{ domxref("window.ondevicemotion") }}</li>
 <li>{{ event("deviceorientation") }}</li>
 <li>{{ domxref("DeviceOrientationEvent") }}</li>
 <li><a href="/en-US/docs/WebAPI/Detecting_device_orientation" title="/en-US/docs/WebAPI/Detecting_device_orientation">Detecting device orientation</a></li>
 <li><a href="https://developer.mozilla.org/en/DOM/Orientation_and_motion_data_explained" title="Orientation and motion data explained">Orientation and motion data explained</a></li>
</ul>