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
backgroundfetchsuccessorbackgroundfetchfail. options-
An object that, in addition of the properties defined in
ExtendableEvent(), has the following properties:registration-
A
BackgroundFetchRegistrationobject.
Return value
A new BackgroundFetchUpdateUIEvent object.
Specifications
| Specification |
|---|
| Background Fetch # dom-backgroundfetchupdateuievent-backgroundfetchupdateuievent |
Browser compatibility
BCD tables only load in the browser