AnimationTimeline
The AnimationTimeline interface of the Web Animations API represents the timeline of an animation. This interface exists to define timeline features, inherited by other timeline types:
Extended by
Properties
currentTime
readonly currentTime: CSSNumberish | null;
The currentTime read-only property of the Web Animations API's AnimationTimeline interface returns the timeline's current time in milliseconds, or null if the timeline is inactive.
duration
readonly duration: CSSNumberish | null;
The duration read-only property of the Web Animations API's AnimationTimeline interface returns the maximum value for this timeline or null.