WebSocket.onmessage

The WebSocket.onmessage property is an EventHandler that is called when a message is received from the server. It is called with a MessageEvent.

Syntax

aWebSocket.onmessage = function(event) {
  console.debug("WebSocket message received:", event);
};

Value

An EventListener.

Specifications

Specification Status Comment
HTML Living Standard
The definition of 'WebSocket: onmessage' in that specification.
Living Standard Initial definition

Browser compatibility

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