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();
None.
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. | Candidate Recommendation | Initial definition. |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | 45 | 12 | 48 | ? | 32 | ? |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | 45 | 45 | ? | ? | 32 | ? | 5.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/MediaStreamTrack/clone