This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The TransitionEvent()
constructor returns a newly created TransitionEvent
, representing an event in relation with an transition.
Syntax
transitionEvent = new TransitionEvent(type,
{propertyName: aPropertyName, elapsedTime :aFloat, pseudoElement: aPseudoElementName
});
Arguments
The TransitionEvent()
constructor also inherits arguments from Event()
.
- type
-
Is a
DOMString
representing the name of the type of theTransitionEvent
. It is case-sensitive and can only be:'transitionend'
. propertyName
Optional- Is a
DOMString
containing the value of theproperty-name
CSS property associated with the transition. It defaults to""
. elapsedTime
Optional- Is
float
giving the amount of time the animation has been running, in seconds, when this event fired, excluding any time the animation was paused. For an"animationstart"
event,elapsedTime
is0.0
unless there was a negative value foranimation-delay
, in which case the event will be fired withelapsedTime
containing(-1 *
delay)
. It defaults to0.0
. pseudoElement
Optional- Is a
DOMString
, starting with"::"
, containing the name of the pseudo-element the animation runs on. If the animation doesn't run on a pseudo-element but on the element, an empty string:""
.
It defaults to""
.
Specifications
Specification | Status | Comment |
---|---|---|
CSS Transitions The definition of 'TransitionEvent()' in that specification. |
Working Draft | Initial definition. |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
TransitionEvent() constructor | Chrome Full support 27 | Edge Full support 79 | Firefox Full support 23 | IE No support No | Opera Full support Yes | Safari No support No | WebView Android Full support Yes | Chrome Android Full support 27 | Firefox Android Full support 23 | Opera Android Full support Yes | Safari iOS No support No | Samsung Internet Android Full support 2.0 |
Legend
- Full support
- Full support
- No support
- No support
- Experimental. Expect behavior to change in the future.
- Experimental. Expect behavior to change in the future.