MediaStreamTrack: id property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2017.

The id read-only property of the MediaStreamTrack interface returns a string containing a unique identifier (GUID) for the track, which is generated by the user agent.

Syntax

js
const id = track.id

Specifications

Specification
Media Capture and Streams
# dom-mediastreamtrack-id

Browser compatibility

BCD tables only load in the browser

See also