BroadcastChannel.postMessage()

This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for the proper prefixes to use 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 spec changes.

The BroadcastChannel.postMessage() sends a message, which can be of any kind of Object, to each listener in any browser context with the same origin. The message is transmitted as a message event targeted at each BroadcastChannel bound to the channel.

Note: This feature is available in Web Workers.

Syntax

JavaScript
var str = channe<code>l</code><code>.postMessage(object);</code>

Specifications

Specification Status Comment
WHATWG HTML Living Standard
The definition of 'BroadcastChannel.postmessage()' in that specification.
Living Standard Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support Not supported 38 (38) Not supported Not supported Not supported
Available in workers Not supported 38 (38) Not supported Not supported Not supported
Feature Android Chrome for Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support Not supported Not supported 38.0 (38) Not supported Not supported Not supported
Available in workers Not supported Not supported 38.0 (38) Not supported Not supported Not supported

See also

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/broadcastchannel/postmessage

API Broadcast Channel API BroadcastChannel Experimental Expérimental HTML API Method Reference Référence