Performance.toJSON()
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.
Performance
接口的 toJSON()
方法是一个标准的 序列化器,它返回 Performance
对象的 JSON 表示。
语法
js
toJSON()
参数
无。
返回值
- myPerf
-
Performance
对象序列化之后转化成的 JSON 对象。
示例
js
var js;
js = window.performance.toJSON();
console.log("json = " + JSON.stringify(js));
规范
Specification |
---|
High Resolution Time # dom-performance-tojson |
浏览器兼容性
Report problems with this compatibility data on GitHubdesktop | mobile | server | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
toJSON |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
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.