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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
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | 43.0 | ?[1] | ? | ? | ? |
| Feature | Android | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android |
|---|---|---|---|---|---|---|---|
| Basic support | No support | ? | ? | ? | ? | ? | 43.0 |
[1] Service workers (and Push) have been disabled in the Firefox 45 Extended Support Release (ESR.)