PerformanceScriptTiming: executionStart property

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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

The executionStart read-only property of the PerformanceScriptTiming interface returns a DOMHighResTimeStamp indicating the time when the script compilation finished and execution started.

Value

Examples

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

Specifications

Specification
Long Animation Frames API
# dom-performancescripttiming-executionstart

Browser compatibility

desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
executionStart
Experimental

See also