RTCDataChannelEvent: channel property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨January 2020⁩.

The read-only propertyRTCDataChannelEvent.channelreturns theRTCDataChannel associated with the event.

Value

ARTCDataChannel object representing the data channel linking thereceivingRTCPeerConnection to its remote peer.

Example

The first line of code in thedatachannel event handler shown below takesthe channel from the event object and saves it locally for use by the code handling datatraffic.

pc.ondatachannel = (event) => {  inboundDataChannel = event.channel;  inboundDataChannel.onmessage = handleIncomingMessage;  inboundDataChannel.onopen = handleChannelOpen;  inboundDataChannel.onclose = handleChannelClose;};