TrackEvent

For additional information, see https://html.spec.whatwg.org/multipage/media.html#trackevent.

Extends

• Event

Properties

track?

readonly optional track: AudioTrack | VideoTrack | TextTrack

For additional information, see https://html.spec.whatwg.org/multipage/media.html#dom-trackevent-track.

---

Last updated: Feb 25, 2026