---
title: languagechange
slug: Web/API/Window/languagechange_event
translation_of: Web/API/Window/languagechange_event
---
<p>{{SeeCompatTable}}</p>

<p>当用户首选语言更改时，将在全局范围对象上触发languagechange事件。</p>

<h2 id="General_info">General info</h2>

<dl>
 <dt style="float: left; text-align: right; width: 120px;">Specification</dt>
 <dd style="margin: 0 0 0 120px;"><span>{{ SpecName('HTML WHATWG', 'indices.html#event-languagechange') }}</span></dd>
 <dt style="float: left; text-align: right; width: 120px;">Interface</dt>
 <dd style="margin: 0 0 0 120px;">{{domxref("Event")}}</dd>
 <dt style="float: left; text-align: right; width: 120px;">Bubbles</dt>
 <dd style="margin: 0 0 0 120px;">No</dd>
 <dt style="float: left; text-align: right; width: 120px;">Cancelable</dt>
 <dd style="margin: 0 0 0 120px;">No</dd>
 <dt style="float: left; text-align: right; width: 120px;">Target</dt>
 <dd style="margin: 0 0 0 120px;">The default window scope, being {{domxref("Window")}} on Web pages and {{domxref("WorkerGlobalScope")}} in <a href="/en-US/docs/Web/Guide/Performance/Using_web_workers">Web Workers</a>.</dd>
 <dt style="float: left; text-align: right; width: 120px;">Default Action</dt>
 <dd style="margin: 0 0 0 120px;">None</dd>
</dl>

<h2 id="Properties">Properties</h2>

<p><em>Being of type {{domxref("Event")}}, this event implements the properties of this interface.</em></p>

<dl>
 <dt>{{domxref("Event.target")}} {{ReadonlyInline}}</dt>
 <dd>Returns an {{domxref("EventTarget")}} that is the topmost target in the DOM tree of the event.</dd>
 <dt>{{domxref("Event.type")}} {{ReadonlyInline}}</dt>
 <dd>Returns a {{domxref("DOMString")}} representing the type of event, here <code>"languagechange"</code>.</dd>
 <dt>{{domxref("Event.bubbles")}}{{ReadonlyInline}}</dt>
 <dd>Returns a {{domxref("Boolean")}} indicating if the event normally bubbles or not.</dd>
 <dt>{{domxref("Event.cancelable")}}{{ReadonlyInline}}</dt>
 <dd>Returns a {{domxref("Boolean")}} indicating if it is possible to cancel the event.</dd>
</dl>

<h2 id="Specification">Specification</h2>

<table class="standard-table">
 <tbody>
  <tr>
   <th scope="col">Specification</th>
   <th scope="col">Status</th>
   <th scope="col">Comment</th>
  </tr>
  <tr>
   <td>{{ SpecName('HTML WHATWG', 'indices.html#event-languagechange', 'languagechange') }}</td>
   <td>{{ Spec2('HTML WHATWG') }}</td>
   <td>Initial definition</td>
  </tr>
  <tr>
   <td>{{ SpecName('HTML5.1', '#dom-navigator-languages', 'NavigatorLanguage.languages') }}</td>
   <td>{{ Spec2('HTML5.1') }}</td>
   <td>Initial definition.</td>
  </tr>
 </tbody>
</table>

<h2 id="Browser_compatibility">Browser compatibility</h2>

<p>{{ CompatibilityTable() }}</p>

<div id="compat-desktop">
<table class="compat-table">
 <tbody>
  <tr>
   <th>Feature</th>
   <th>Chrome</th>
   <th>Firefox (Gecko)</th>
   <th>Internet Explorer</th>
   <th>Opera</th>
   <th>Safari</th>
  </tr>
  <tr>
   <td>Basic support</td>
   <td>37</td>
   <td>{{ CompatGeckoDesktop("32") }} [1]</td>
   <td>{{ CompatNo() }}</td>
   <td>24</td>
   <td>{{ CompatNo() }}</td>
  </tr>
 </tbody>
</table>
</div>

<div id="compat-mobile">
<table class="compat-table">
 <tbody>
  <tr>
   <th>Feature</th>
   <th>Android</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>{{ CompatNo() }}</td>
   <td>{{ CompatGeckoMobile("32") }}[1]</td>
   <td>{{ CompatNo() }}</td>
   <td>{{ CompatNo() }}</td>
   <td>{{ CompatNo() }}</td>
  </tr>
 </tbody>
</table>
</div>

<p>[1]In Firefox, the <code>navigator.languages</code> property's value is taken from the <code>intl.accept_languages</code> preference.</p>

<h2 id="See_also" name="See_also">See also</h2>

<ul>
 <li>{{domxref("NavigatorLanguage.language","navigator.language")}}</li>
 <li>{{domxref("NavigatorLanguage.languages","navigator.languages")}}</li>
 <li>{{domxref("Navigator")}}</li>
 <li>{{domxref("Window.onlanguagechange")}}</li>
</ul>