TextTrackCue
The TextTrackCue interface of the WebVTT API is the abstract base class for the various derived cue types, such as VTTCue; you will work with these derived types rather than the base class.
The TextTrackCue interface of the WebVTT API is the abstract base class for the various derived cue types, such as VTTCue; you will work with these derived types rather than the base class.