Web/API/TrackDefaultList

ObsoleteThis feature is obsolete. Although it may still work in some browsers, its use is discouraged since it could be removed at any time. Try to avoid using it.

The TrackDefaultList interface represents a simple container list for multiple TrackDefault objects.

The TrackDefaultList associated with a particular SourceBuffer can be retrieved using the SourceBuffer.trackDefaults property.

Constructor

TrackDefaultList()

Constructs and returns a new TrackDefaultList object.

Properties

Inherits properties from its parent interface, EventTarget.

TrackDefaultList.length Read only

Returns the number of TrackDefault objects in the list.

Methods

Inherits properties from its parent interface, EventTarget.

TrackDefaultList.TrackDefault()

This getter allows the TrackDefault objects in the list to be accessed with an array operator (i.e. [].)

Examples

TBD.

Browser compatibility

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
TrackDefaultList Experimental'Non-standard'	Chrome ?	Edge Full support ≤18	Firefox No support No	IE ?	Opera ?	Safari ?	WebView Android ?	Chrome Android ?	Firefox Android No support No	Opera Android ?	Safari iOS No support No	Samsung Internet Android ?
TrackDefault Experimental'Non-standard'	Chrome ?	Edge Full support ≤18	Firefox No support No	IE ?	Opera ?	Safari ?	WebView Android ?	Chrome Android ?	Firefox Android No support No	Opera Android ?	Safari iOS No support No	Samsung Internet Android ?
TrackDefaultList() constructor Experimental'Non-standard'	Chrome ?	Edge Full support ≤18	Firefox No support No	IE ?	Opera ?	Safari ?	WebView Android ?	Chrome Android ?	Firefox Android No support No	Opera Android ?	Safari iOS No support No	Samsung Internet Android ?
length Experimental'Non-standard'	Chrome ?	Edge Full support ≤18	Firefox No support No	IE ?	Opera ?	Safari ?	WebView Android ?	Chrome Android ?	Firefox Android No support No	Opera Android ?	Safari iOS No support No	Samsung Internet Android ?

Legend

Full support  

Full support

No support  

No support

Compatibility unknown  

Compatibility unknown

Experimental. Expect behavior to change in the future.'

Experimental. Expect behavior to change in the future.

Non-standard. Expect poor cross-browser support.'

Non-standard. Expect poor cross-browser support.

See also

• MediaSource
• SourceBuffer
• TrackDefaultList

TrackDefaultList by Mozilla Contributors is licensed under CC-BY-SA 2.5.