Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The SyncEvent interface represents a sync action that is dispatched on the ServiceWorkerGlobalScope of a ServiceWorker.

This interface inherits from the ExtendableEvent interface.

Event ExtendableEvent SyncEvent


SyncEvent() Experimental

Creates a new SyncEvent object.

Instance properties

Inherits properties from its ancestor, Event.

SyncEvent.tag Read only Experimental

Returns the developer-defined identifier for this SyncEvent.

SyncEvent.lastChance Read only Experimental

Returns true if the user agent will not make further synchronization attempts after the current attempt.

Instance methods

Inherits methods from its parent, ExtendableEvent.


Browser compatibility

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