Non-standard
This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
The periodicSync read-only property of the ServiceWorkerRegistration interface returns a reference to the PeriodicSyncManager interface, which manages periodic background synchronization processes.
Syntax
myPeriodicSync = ServiceWorker.periodicSync
Value
A PeriodicSyncManager object.
Examples
// TBD
Specifications
Currently not part of any specification.
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.
| Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | 40 | 161 17 | 442 | No | 27 | No |
| Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | Opera Android | iOS Safari | Samsung Internet |
|---|---|---|---|---|---|---|---|
| Basic support | 40 | 40 | ? | 44 | 27 | No | 4.0 |
1. From version 16: this feature is behind the Enable service workers preference.
2. Service workers (and Push) have been disabled in the Firefox 45 and 52 Extended Support Releases (ESR).
Document Tags and Contributors
Tags:
Contributors to this page:
ExE_Boss,
chrisdavidmills
Last updated by:
ExE_Boss,