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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 PeriodicSyncManager interface of the the ServiceWorker API provides an interface for registering and retrieving PeriodicSyncRegistration objects.
Note: This feature is available in Web Workers.
Properties
PeriodicSyncManager.minPossiblePeriodRead only- Indicates in milliseconds the minimum time between
PeriodicSyncEventsevents.
Methods
PeriodicSyncManager.register- Returns a
Promisethat resolves to aPeriodicSyncRegistrationinstance. PeriodicSyncManager.getRegistration- Returns a
Promisethat resolves to thePeriodicSyncRegistrationinstance with the givenid. PeriodicSyncManager.getRegistrations- Returns a
Promisethat resolves to an array of all existingPeriodicSyncRegistrationinstances. PeriodicSyncManager.permissionState- Returns a
Promisethat resolves to"default","denied", or"granted".
Examples
// TBD
Browser compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | Not supported | ? | ? | ? | ? |
| Feature | Android | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android |
|---|---|---|---|---|---|---|---|
| Basic support | Not supported | ? | ? | ? | ? | ? | Not supported |