TextTrack: addCue() method
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The addCue() method of the TextTrack interface adds a new cue to the list of cues.
Syntax
js
addCue(cue)
Parameters
cue-
A
TextTrackCue.
Note:
The TextTrackCue interface is an abstract class used as the parent for other cue interfaces such as VTTCue. Therefore, when adding a cue you will be using one of the cue types that inherit from TextTrackCue.
Return value
Undefined.
Exceptions
InvalidStateErrorDOMException-
Thrown if the rules for this
TextTrackListdo not match those that are appropriate for the incomingTextTrackCue.
Examples
In the following example two cues are added to a video text track using addCue().
js
let video = document.querySelector("video");
let track = video.addTextTrack("captions", "Captions", "en");
track.mode = "showing";
track.addCue(new VTTCue(0, 0.9, "Hildy!"));
track.addCue(new VTTCue(1, 1.4, "How are you?"));
Specifications
| Specification |
|---|
| HTML # dom-texttrack-addcue-dev |
Browser compatibility
| desktop | mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
addCue
|
|
|
|
|
|
|
|
|
|
|
|
|
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support