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+---
+title: Window.onappinstalled
+slug: Web/API/Window/appinstalled_event
+translation_of: Web/API/Window/onappinstalled
+original_slug: Web/API/Window/onappinstalled
+---
+<div>{{APIRef}}</div>
+
+<p>{{domxref("Window")}} 对象的 <code><strong>onappinstalled</strong></code> 属性用于处理 {{Event("appinstalled")}}  事件，该事件是一个实现了 {{domxref("Event")}}接口的简单事件，会在网页应用成功安装为<a href="https://developer.mozilla.org/en-US/Apps/Progressive">渐进式网页应用</a>时立即触发。</p>
+
+<h2 id="Syntax" name="Syntax">语法</h2>
+
+<pre class="syntaxbox">window.onappinstalled = function(event) { ... };
+</pre>
+
+<h2 id="示例">示例</h2>
+
+<pre class="brush: js">window.onappinstalled = function(ev) {
+  console.log('The application was installed.');
+};</pre>
+
+<h2 id="规范">规范</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('Manifest', '#onappinstalled-attribute', 'Window.onappinstalled')}}</td>
+   <td>{{Spec2('Manifest')}}</td>
+   <td>Initial specification.</td>
+  </tr>
+ </tbody>
+</table>
+
+<h2 id="浏览器兼容性">浏览器兼容性</h2>
+
+{{Compat("api.Window.onappinstalled")}}
+
+<h2 id="See_also" name="See_also">相关文章</h2>
+
+<ul>
+ <li>{{domxref("Event")}}</li>
+</ul>