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/DOM

WebSocket.onmessage

The WebSocket.onmessage property returns the event listener to be called when a message is received from the server. The listener receives a MessageEvent named "message".

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 compatibilityUpdate compatibility data on GitHub

Desktop
Chrome Edge Firefox Internet Explorer Opera Safari
Basic support Yes ? Yes ? Yes ?
Mobile
Android webview Chrome for Android Edge Mobile Firefox for Android Opera for Android iOS Safari Samsung Internet
Basic support ? Yes ? Yes ? ? ?

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/WebSocket/onmessage