TheAnimationEvent.elapsedTime read-only property is afloat giving the amount of time the animation has been running, in seconds,when this event fired, excluding any time the animation was paused. For ananimationstart event,elapsedTime is0.0 unless there was a negative value foranimation-delay, in which case the event will be fired withelapsedTime containing(-1 * delay).

Value

Afloat giving the amount of time in seconds.

Specifications

Browser compatibility

See also

• Using CSS animations
• Animation-related CSS properties and at-rules:animation,animation-delay,animation-direction,animation-duration,animation-fill-mode,animation-iteration-count,animation-name,animation-play-state,animation-timing-function,@keyframes.
• TheAnimationEvent interface it belongs to.