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 window read-only property of the PerformanceScriptTiming interface returns a reference to a Window object representing the window of the container (i.e., either the top-level document or an <iframe>) in which the long animation frame (LoAF)-causing script was executed.
A Window object, or null if the window is no longer active (the object reference is a WeakRef).
See Long animation frame timing for examples related to the Long Animation Frames API.
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
window |
123 | 123 | No | 109 | No | 123 | No | 82 | No | 27.0 | 123 | No |
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https://developer.mozilla.org/en-US/docs/Web/API/PerformanceScriptTiming/window