addListener Method

Registers a Listener to be executed whenever this event is raised.

addListener(listener: T, scope?: any): () => void

@returns A function that will remove this event listener.

@see raiseEvent, removeListener

Parameter Type Description
listener T The function to be executed when the event is raised.
scope any An optional object scope to serve as the 'this' pointer when listener is invoked.

Returns - () => void

A function that will remove this event listener.

Defined in

Last Updated: 21 November, 2024