The push
event is sent to a service worker's global scope (represented by the ServiceWorkerGlobalScope
interface) when the service worker has received a push message.
This event is not cancelable and does not bubble.
The push
event is sent to a service worker's global scope (represented by the ServiceWorkerGlobalScope
interface) when the service worker has received a push message.
This event is not cancelable and does not bubble.
Use the event name in methods like addEventListener()
, or set an event handler property.
addEventListener('periodicsync', event => { }); onperiodicsync = event => { };
Inherits properties from its parent, PushEvent
. Additional properties:
PushEvent.data
Read only
Returns a reference to a PushMessageData
object containing data sent to the PushSubscription
.
This example sets up a handler for push
events that takes JSON data, parses it, and dispatches the message for handling based on information contained within the message.
self.addEventListener("push", event => { let message = event.data.json(); switch(message.type) { case "init": doInit(); break; case "shutdown": doShutdown(); break; } }, false);
Specification |
---|
Push API # extensions-to-the-serviceworkerglobalscope-interface |
Push API # dom-serviceworkerglobalscope-onpush |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
push_event |
40
|
17
|
44
Extended Support Releases (ESR) before Firefox 78 ESR do not support service workers and the Push API.
|
No
|
24
|
No
|
40
|
40
|
44
|
24
|
No
|
4.0
|
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https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerGlobalScope/push_event