PerformanceLongAnimationFrameTiming: firstUIEventTimestamp property

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

The firstUIEventTimestamp read-only property of the PerformanceLongAnimationFrameTiming interface returns a DOMHighResTimeStamp indicating the time of the first UI event — such as a mouse or keyboard event — to be queued during the current animation frame.



See Long animation frame timing for examples related to the Long Animation Frames API.


Long Animation Frames API
# dom-performancelonganimationframetiming-firstuieventtimestamp

Browser compatibility

BCD tables only load in the browser

See also