The clone() method of the MediaStreamTrack interface creates a duplicate of the MediaStreamTrack. This new MediaStreamTrack object is identical except for its unique id.


var track = MediaStreamTrack.clone();



Return value

A new MediaStreamTrack instance which is identical to the one on which clone() was called, except its ID is a new, unique, value.


Specification Status Comment
Media Capture and Streams
The definition of 'clone()' in that specification.
Editor's Draft Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support (Yes) 48 (48) ? ? ?
Feature Android Android Webview Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile Chrome for Android
Basic support ? 48.0 (48) ? ? ? ? (Yes)

Document Tags and Contributors

 Contributors to this page: Sheppy, jpmedley
 Last updated by: Sheppy,