ServiceWorkerGlobalScope.onmessage

This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.

The ServiceWorkerGlobalScope.onmessage event of the ServiceWorkerGlobalScope interface is called whenever incoming messages are received.

Syntax

JavaScript
ServiceWorkerGlobalScope.onmessage = function(MessageEvent) { ... }

Example

JavaScript
self.addEventListener('message', function(messageEvent) {
  console.log('Handling message event:', messageEvent);
}

Specifications

Specification Status Comment
Service Workers
The definition of 'Event Handlers' in that specification.
Working Draft Initial definition

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 40.0 44.0 (44.0)[1] No support ? No support
Feature Android Firefox Mobile (Gecko) Firefox OS IE Mobile Opera Mobile Safari Mobile Chrome for Android
Basic support ? 44.0 (44.0) (Yes) No support ? No support 40.0

[1] Service workers (and Push) have been disabled in the Firefox 45 Extended Support Release (ESR.)

License

© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/api/serviceworkerglobalscope/onmessage

API onMessage onmessage Property Reference Service ServiceWorker ServiceWorkerGlobalScope Workers