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概要
PerformanceTiming.unloadEventEnd 是一个返回代表一个时刻的 unsigned long long 型只读属性，为unload 事件处理程序结束之时的 Unix毫秒时间戳。如果没有上一个的文档，或者上一个文档或需要被跳转的页面的其中之一不同源，则该值返回 0。
语法
time = performanceTiming.unloadEventEnd;
标准
| Specification | Status | Comment |
|---|---|---|
| Navigation Timing PerformanceTiming.unloadEventEnd |
Recommendation | Initial definition. |
浏览器兼容性
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
unloadEventEnd | Chrome Full support 6 | Edge Full support 12 | Firefox Full support 7 | IE Full support 9 | Opera Full support 15 | Safari Full support 11 | WebView Android Full support Yes | Chrome Android Full support 18 | Firefox Android Full support 7 | Opera Android Full support 14 | Safari iOS Full support 11 | Samsung Internet Android Full support 1.0 |
Legend
- Full support
- Full support
- Deprecated. Not for use in new websites.
- Deprecated. Not for use in new websites.
参见
- 它属于
PerformanceTiming接口。