ExtendableEvent()

The ExtendableEvent() constructor creates a new ExtendableEvent object.

Syntax

var extendableEvent = new ExtendableEvent(type, init);

Parameters

type

The type of the ExtendableEvent, for example install, activate.

init Optional

An options object containing any custom settings that you want to apply to the event object. Currently no possible options exist inside the spec, but this has been defined for forward compatibility across the different derived events.

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
ExtendableEvent
40
17
44
Extended Support Releases (ESR) before Firefox 78 ESR do not support service workers and the Push API.
No
24
11.1
40
40
44
24
11.3
4.0

See also

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/ExtendableEvent/ExtendableEvent