This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.
Concepts and Usage
TBD
Interfaces
PerformanceLongTaskTiming- Reports instances of long tasks.
TaskAttributionTiming- Returns information about the work involved in a long task and its associate frame context.
Specifications
| Specification |
Status |
Comment |
| Long Tasks API 1 |
Editor's Draft |
Initial definition. |
Browser Compatibility
| Feature |
Chrome |
Firefox (Gecko) |
Internet Explorer |
Opera |
Safari (WebKit) |
| Basic support |
58 |
? |
? |
? |
? |
| Feature |
Android Webview |
Chrome for Android |
Firefox Mobile (Gecko) |
Firefox OS |
IE Mobile |
Opera Mobile |
Safari Mobile |
| Basic support |
58 |
58 |
? |
? |
? |
? |
? |