TextTrackList: removeTrack event - Web APIs 编辑

The removetrack event is fired when a track is removed from a TextTrackList.

Examples

Using addEventListener():

const mediaElement = document.querySelector('video, audio');

mediaElement.textTracks.addEventListener('removetrack', (event) => {
  console.log(`Text track: ${event.track.label} removed`);
});

Using the onremovetrack event handler property:

const mediaElement = document.querySelector('video, audio');

mediaElement.textTracks.onremovetrack = (event) => {
  console.log(`Text track: ${event.track.label} removed`);
};

Specifications

Browser compatibility

BCD tables only load in the browser

See also

• Related events: addtrack, change
• This event on VideoTrackList targets: removetrack
• This event on AudioTrackList targets: removetrack
• This event on MediaStream targets: removetrack
• Media Streams API
• WebRTC