This is an experimental technologyCheck the Browser compatibility table carefully before using this in production.
The data
read-only property of the PushEvent
interface returns a reference to a PushMessageData
object containing data sent to the PushSubscription
.
Syntax
var myPushData = PushEvent.data;
Value
A PushMessageData
object.
Examples
The following example takes data from a PushEvent and displays it on all of the service workers' clients.
self.addEventListener('push', function(event) {
if (!(self.Notification && self.Notification.permission === 'granted')) {
return;
}
var data = {};
if (event.data) {
data = event.data.json();
}
var title = data.title || "Something Has Happened";
var message = data.message || "Here's something you might want to check out.";
var icon = "images/new-notification.png";
var notification = new Notification(title, {
body: message,
tag: 'simple-push-demo-notification',
icon: icon
});
notification.addEventListener('click', function() {
if (clients.openWindow) {
clients.openWindow('https://example.blog.com/2015/03/04/something-new.html');
}
});
});
Specifications
Specification | Status | Comment |
Push APIThe definition of 'data' in that specification. | Working Draft | Initial definition. |
Browser Compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Chrome
Full support 57 |
Edge Full support 16 Full support 16 Disabled' From version 16: this feature is behind the |
Firefox Full support 44 Full support 44 Notes' Extended Support Releases (ESR) before Firefox 78 ESR do not support service workers and the Push API. |
IE
No support No |
Opera
Full support 44 |
Safari
No support No |
WebView Android
No support No |
Chrome Android
Full support 57 |
Firefox Android Full support 44 Full support 44 Full support 48 Notes' Push enabled by default. |
Opera Android
Full support 43 |
Safari iOS
No support No |
Samsung Internet Android
Full support 4.0 |
Legend
- Full support
- Full support
- No support
- No support
- Experimental. Expect behavior to change in the future.'
- Experimental. Expect behavior to change in the future.
- See implementation notes.'
- See implementation notes.
- User must explicitly enable this feature.'
- User must explicitly enable this feature.
PushEvent.data by Mozilla Contributors is licensed under CC-BY-SA 2.5.