BackgroundFetchUpdateUIEvent: BackgroundFetchUpdateUIEvent() constructor
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The BackgroundFetchUpdateUIEvent()
constructor creates a new BackgroundFetchUpdateUIEvent
object. This constructor is not typically used as the browser creates these objects itself and provides them to background fetch event callbacks.
Syntax
js
new BackgroundFetchEvent(type, options)
Parameters
type
-
A string with the name of the event. It is case-sensitive and browsers set it to
backgroundfetchsuccess
orbackgroundfetchfail
. options
-
An object that, in addition of the properties defined in
ExtendableEvent()
, has the following properties:registration
-
A
BackgroundFetchRegistration
object.
Return value
A new BackgroundFetchUpdateUIEvent
object.
Specifications
Specification |
---|
Background Fetch # dom-backgroundfetchupdateuievent-backgroundfetchupdateuievent |
Browser compatibility
BCD tables only load in the browser