The id property contains a string which uniquely identifies the track represented by the AudioTrack.
This ID can be used with the AudioTrackList.getTrackById() method to locate a specific track within the media associated with a media element. The track ID can also be used as the fragment of a URL that loads the specific track (if the media supports media fragments).
A string which identifies the track, suitable for use when calling getTrackById() on an AudioTrackList such as the one specified by a media element's audioTracks property.
| Specification |
|---|
| HTML Standard # dom-audiotrack-id-dev |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
id |
37 | 7912–79 | 33 | 10 | 24 | 8 | No | 37 | No | No | 8 | No |
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https://developer.mozilla.org/en-US/docs/Web/API/AudioTrack/id