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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.
PeriodicSyncRegistration interface of the ServiceWorker API provides an object for managing periodic background synchronization.
- Provides in miliseconds the minimum time between periodic
syncevents. User agents may delay this event for reasons ranging from usage frequency to device states such as, for example, battery charge, connectivity, and location.
- Indicates the network condition under which periodic background synchronization will occur. Valid values are
- Indicates how the PeriodicSyncRegistration deals with a devices' battery conditions. Valid values are
- Provides the unique identifier of the specified
- Returns a
Promisethat resolves to Boolean indicating whether the
PeriodicSyncRegistrationobject was unregistered.
|Feature||Chrome||Firefox (Gecko)||Internet Explorer||Opera||Safari (WebKit)|
|Basic support||No support||?||?||?||?|
|Feature||Android||Firefox Mobile (Gecko)||Firefox OS||IE Mobile||Opera Mobile||Safari Mobile||Chrome for Android|
|Basic support||No support||?||?||?||?||?||No support|