RTCDataChannelEvent

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.

TheRTCDataChannelEvent interfacerepresents an event related to a specificRTCDataChannel.

Constructor

RTCDataChannelEvent(): Creates a newRTCDataChannelEvent.

Instance properties

Also inherits properties fromEvent.

channelRead only: Returns theRTCDataChannel associated with the event.

In this example, thedatachannel event handler is set up to save the data channel reference and set up handlers for the events which need to be monitored. Thechannel property provides theRTCDataChannel representing the connection to the other peer.

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

SeeA simple RTCDataChannel sample for another, more complete, example of how to use data channels.