Draft This page is not complete.
The unregister()
method of the PeriodicSyncManager
interface unregisters the periodic sync request corresponding to the specified tag and returns a Promise
that resolves when unregistration completes.
Syntax
var unregister = PeriodicSyncManager.unregister(tag);
Parameters
- tag
- The unique
String
descriptor for the specific background sync.
Return value
A resolved Promise
.
Exceptions
None.
Examples
The following example removes a periodic sync to stop syncing articles in the background.
navigator.serviceWorker.ready.then(registration => {
registration.periodicSync.unregister('get-latest-news');
});
Specifications
Specification | Status | Comment |
Web Periodic Background SynchronizationThe definition of 'unregister' in that specification. | Working Draft | Initial definition. |
Browser compatibility
The compatibility table in 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 80 |
Edge
Full support 80 |
Firefox
No support No |
IE
No support No |
Opera
Full support 67 |
Safari
No support No |
WebView Android
Full support 80 |
Chrome Android
Full support 80 |
Firefox Android
No support No |
Opera Android
Full support 57 |
Safari iOS
No support No |
Samsung Internet Android
Full support 13.0 |
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.
- Non-standard. Expect poor cross-browser support.'
- Non-standard. Expect poor cross-browser support.
See also
- Richer offline experiences with the Periodic Background Sync API
- A Periodic Background Sync demo app
PeriodicSyncManager.unregister() by Mozilla Contributors is licensed under CC-BY-SA 2.5.