blob: f9e888d388dc9e3cf4d74b08e33a49ec40e009e7 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
---
title: Performance.timing
slug: Web/API/Performance/timing
tags:
- Navigation Timing
- Navigation Timing API
- Performance
translation_of: Web/API/Performance/timing
---
<p>{{APIRef("Navigation Timing")}}{{deprecated_header}}</p>
<div class="warning">
<p>该属性在 <a href="https://w3c.github.io/navigation-timing/#obsolete">Navigation Timing Level 2 specification</a> 中已经被废弃，请使用 {{domxref("Performance.timeOrigin")}} 替代。</p>
</div>
<p><code><strong>Performance</strong></code><strong><code>.timing</code></strong> 只读属性返回一个 {{domxref("PerformanceTiming")}} 对象，这个对象包括了页面相关的性能信息。</p>
<h2 id="语法">语法</h2>
<pre class="syntaxbox notranslate"><em>timingInfo</em> = <em>performance</em>.timing;</pre>
<h2 id="规范">规范</h2>
<table class="standard-table">
<tbody>
<tr>
<th scope="col">规范名</th>
<th scope="col">状态</th>
<th scope="col">描述</th>
</tr>
<tr>
<td>{{SpecName('Navigation Timing', '#sec-window.performance-attribute', 'Performance.timing')}}</td>
<td>{{Spec2('Navigation Timing')}}</td>
<td>Initial definition</td>
</tr>
</tbody>
</table>
<h2 id="浏览器兼容性">浏览器兼容性</h2>
<p>{{Compat("api.Performance.timing")}}</p>
<h2 id="相关">相关</h2>
<ul>
<li>{{domxref("Performance")}} 接口.</li>
</ul>
|
