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.
The AnimationEffectReadOnly interface of the Web Animations API defines current and future animation effects like KeyframeEffect, which can be passed to Animation objects for playing, and KeyframeEffectReadOnly (which is used by CSS Animations and Transitions).
AnimationEffectReadOnly.timing Read only
AnimationEffectTimingReadOnly object associated with the animation containing all the animation's timing values.AnimationEffectReadOnly.getComputedTiming()| Specification | Status | Comment |
|---|---|---|
| Web Animations The definition of 'AnimationEffectReadOnly' in that specification. | Working Draft | Editor's draft. |
| Feature | Chrome | Firefox (Gecko) | Microsoft Edge | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|---|
| Basic support | No support | 48 (48) | ? | No support | No support | No support |
| Feature | Android | Android Webview | Chrome for Android | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|---|---|
| Basic support | ? | ? | ? | 48.0 (48) | ? | No support | No support | No support |
Animation.effectKeyframeEffect and KeyframeEffectReadOnly
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https://developer.mozilla.org/en-US/docs/Web/API/AnimationEffectReadOnly