TextTrackList.onchange
The TextTrackList
property
onchange
is an event handler which is called when the
change
event occurs, indicating that a change has occurred on a
TextTrack
in the VideoTrackList
.
Note: You can also add a handler for the change
event
using addEventListener()
.
Syntax
TextTrackList.onchange = eventHandler;
Example
This snippet establishes a handler for the change
event that looks at each
of the tracks in the list, calling a function to update the state of a user interface
control that indicates the current state of the track.
var trackList = document.querySelector("video, audio").textTracks;
trackList.onchange = function(event) {
.... /* do something */
};
Specifications
Specification | Status | Comment |
---|---|---|
HTML Living Standard The definition of 'TextTrackList: onchange' in that specification. |
Living Standard |
Browser compatibility
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