---
title: Date.prototype.getTimezoneOffset()
slug: Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset
translation_of: Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset
---
<div>{{JSRef("Global_Objects", "Date")}}</div>

<p><code><strong>getTimezoneOffset()</strong></code> 方法返回协调世界时（UTC）相对于当前时区的时间差值，单位为分钟。</p>

<div>{{EmbedInteractiveExample("pages/js/date-gettimezoneoffset.html")}}</div>



<h2 id="Syntax" name="Syntax">语法</h2>

<pre class="syntaxbox  language-html" style="margin-bottom: 0px; padding: 1em; border-left-width: 6px; border-left-style: solid; font-family: Consolas, Monaco, 'Andale Mono', monospace; font-size: 14px; text-shadow: none; direction: ltr; white-space: normal; background-color: rgba(212, 221, 228, 0.498039);"><code class="language-html" style="font-family: Consolas, Monaco, 'Andale Mono', monospace; color: inherit; text-shadow: none; direction: ltr;">dateObj.getTimezoneOffset()</code></pre>

<h3 id="Parameters" name="Parameters">参数</h3>

<p>无</p>

<h3 id="Description" name="Description">返回值</h3>

<p>时区偏差（time-zone offset）表示协调世界时（UTC）与本地时区之间的差值，单位为分钟。需要注意的是如果本地时区先于协调世界时，则该差值为正值，如果后于协调世界时则为负值。例如你所在时区为 UTC+10（澳大利亚东部标准时间），将会返回 -600。对于同一个时区，夏令时（Daylight Saving Time）将会改变这个值。</p>

<h2 id="Examples" name="Examples">例子</h2>

<h3 id="Example_Using_getTimezoneOffset" name="Example:_Using_getTimezoneOffset">例子： 使用<code>getTimezoneOffset方法</code></h3>

<pre class="brush:js">var x = new Date();
var currentTimeZoneOffsetInHours = x.getTimezoneOffset() / 60;
</pre>

<h2 id="规范">规范</h2>

<table class="standard-table">
 <tbody>
  <tr>
   <th scope="col">规范版本</th>
   <th scope="col">规范状态</th>
   <th scope="col">注解</th>
  </tr>
  <tr>
   <td>ECMAScript 1st Edition. Implemented in JavaScript 1.0</td>
   <td>Standard</td>
   <td>Initial definition.</td>
  </tr>
  <tr>
   <td>{{SpecName('ES5.1', '#sec-15.9.5.26', 'Date.prototype.getTimezoneOffset')}}</td>
   <td>{{Spec2('ES5.1')}}</td>
   <td></td>
  </tr>
  <tr>
   <td>{{SpecName('ES6', '#sec-date.prototype.gettimezoneoffset', 'Date.prototype.getTimezoneOffset')}}</td>
   <td>{{Spec2('ES6')}}</td>
   <td></td>
  </tr>
 </tbody>
</table>

<h2 id="浏览器兼容性">浏览器兼容性</h2>

<p class="hidden">The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out <a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a> and send us a pull request.</p>

<p>{{Compat("javascript.builtins.Date.getTimezoneOffset")}}</p>