W3cubDocs

/Web APIs

PerformanceLongTaskTiming

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The PerformanceLongTaskTiming interface of the Long Tasks API reports instances of long tasks.

Properties

PerformanceLongTaskTiming.attribution Read only

Returns a sequence of TaskAttributionTiming instances.

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
PerformanceLongTaskTiming
58
79
No
No
Yes
No
58
58
No
Yes
No
7.0
attribution
58
79
No
No
Yes
No
58
58
No
Yes
No
7.0
toJSON
58
79
No
No
45
No
58
58
No
43
No
7.0

© 2005–2021 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/PerformanceLongTaskTiming