概要
PerformanceTiming.domInteractive 是一个返回代表一个时刻的 unsigned long long 型只读属性，为在主文档的解析器结束工作，即 Document.readyState 改变为 'interactive' 并且相当于 readystatechange 事件被触发之时的 Unix毫秒时间戳。
这个属性被用于测量用户感受的加载网页的速度。然而，如果脚本被屏蔽发生，而不是被异步加载或者使用了自定义的 Web 字体，这里有一些警告可能会发生。在使用这个值作为网页加载用户体验的媒介时，请务必检查一下你是否处于以上的情况。
语法
time = performanceTiming.domInteractive;
标准
| Specification | Status | Comment |
|---|---|---|
| Navigation Timing PerformanceTiming.domInteractive |
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 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Basic support | Chrome Full support 6 | Edge Full support Yes | Firefox Full support 7 | IE Full support 9 | Opera Full support 15 | Safari No support No | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 7 | Opera Android Full support 15 | Safari iOS No support No | Samsung Internet Android ? |
Legend
- Full support
- Full support
- No support
- No support
- Compatibility unknown
- Compatibility unknown
- Deprecated. Not for use in new websites.
- Deprecated. Not for use in new websites.
参见
- 它属于
PerformanceTiming接口。 - 文章 "domInteractive: is it? really?" 解释了什么时候你可以使用这个属性作为加载网页的用户体验的代理。