MediaStreamTrackEvent: MediaStreamTrackEvent() constructor

The MediaStreamTrackEvent() constructor returns a new MediaStreamTrackEvent object, which represents an event signaling that a MediaStreamTrack has been added to or removed from a MediaStream.

Syntax

js
new MediaStreamTrackEvent(type, options)

Parameters

type

A string with the name of the event. It is case-sensitive and browsers set it to addtrack or removetrack.

options

An object that, in addition of the properties defined in Event(), can have the following properties:

track

A MediaStreamTrack object representing the track which was added to or removed from the stream.

Return value

A new MediaStreamTrackEvent object, initialized based on the provided options.

Specifications

Specification
Media Capture and Streams
# dom-mediastreamtrackevent-constructor

Browser compatibility

Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
MediaStreamTrackEvent() constructor

See also