SourceBufferList.length

Draft
This page is not complete.

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The length read-only property of the SourceBufferList interface returns the number of SourceBuffer objects in the list.

Syntax

var myListLength = sourceBufferList.length;

An unsigned long number.

TBD

Specification	Status	Comment
Media Source Extensions The definition of 'length' in that specification.	Recommendation	Initial definition.

	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
`length` Experimental	Chrome Full support 23	Edge Full support 12	Firefox Full support 42 Full support 42 No support 25 — 42 Notes Disabled Notes Limited support to an allowed list of sites, for example YouTube, Netflix, and other popular streaming sites. The limitation was removed when Media Source Extensions was enabled by default in Firefox 42. Disabled From version 25 until version 42 (exclusive): this feature is behind the `media.mediasource.enabled` preference. To change preferences in Firefox, visit about:config.	IE Full support 11 Notes Full support 11 Notes Notes Only works on Windows 8+.	Opera Full support 15	Safari Full support 8	WebView Android Full support 4.4.3	Chrome Android Full support 33	Firefox Android No support No	Opera Android Full support 14	Safari iOS No support No	Samsung Internet Android Full support 3.0

Full support: Full support
No support: No support
Experimental. Expect behavior to change in the future.: Experimental. Expect behavior to change in the future.
See implementation notes.: See implementation notes.
User must explicitly enable this feature.: User must explicitly enable this feature.