Audio audioTracks Property

Get the number of available audio tracks:

var x = document.getElementById("myAudio").audioTracks.length;

Definition and Usage

The audioTracks property returns a AudioTrackList object.

The AudioTrackList object represents the available audio tracks for the audio.

Each available audio track is represented by an AudioTrack Object.

Property
audioTracks	Not supported	Not supported	Not supported	Not supported	Not supported

audioObject.audioTracks

Type	Description
AudioTrackList Object	Represents the available audio tracks for the audio. AudioTrackList Object: audioTracks.length - get the number of audio tracks available audioTracks.getTrackById(id) - get AudioTrack object by id audioTracks[index] - get AudioTrack object by index Note: The first available AudioTrack object is index 0
AudioTrack Object	Represents an audio track. AudioTrack Object Properties: id - get the id of the audio track kind - get the type of the audio track (can be: "alternative", "description", "main", "translation", "commentary", or "" (empty string)) label - get the label of the audio track language - get the language of the audio track enabled - get or set if the track is active (true\|false)

Type

Description

AudioTrackList Object

Represents the available audio tracks for the audio.

AudioTrackList Object:

Note: The first available AudioTrack object is index 0

AudioTrack Object

Represents an audio track.

AudioTrack Object Properties:

id - get the id of the audio track
kind - get the type of the audio track (can be: "alternative", "description", "main", "translation", "commentary", or "" (empty string))
label - get the label of the audio track
language - get the language of the audio track
enabled - get or set if the track is active (true|false)