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Not available to workers.
Although the interface of this feature is available to workers, this feature isn't.
Summary
Performance.navigation 这个只读属性返回一个 PerformanceNavigation 对象。这个对象代表了当前浏览窗口在给定的浏览上下文的类型，比如该页面到达根目录所需要的重定向次数。
Syntax
navObject = performance.navigation;
Specifications
| Specification | Status | Comment |
|---|---|---|
| Navigation Timing Performance.navigation |
Recommendation | Initial definition. |
Browser compatibility
| 特性 | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | 10 | 7.0 (7.0) | 9.0 | 15 | 8 |
| 特性 | Android | Android Webview | Firefox Mobile (Gecko) | Firefox OS | IE Phone | Opera Mobile | Safari Mobile | Chrome for Android |
|---|---|---|---|---|---|---|---|---|
| Basic support | 未实现 | (Yes) | 7.0 (7.0) | 1.0 (7.0) | 9.0 | 未实现 | 9 | (Yes) |
See also
- The
Performanceinterface it belongs to.