EventTarget

https://dom.spec.whatwg.org/#interface-eventtarget

Methods

addEventListener()

addEventListener(type: string, listener: EventListener, options?: boolean | AddEventListenerOptions | undefined): void

Adds an event listener.

Parameters

type

string

The event to listen to.

listener

EventListener

The Event Handler function.

options?

boolean | AddEventListenerOptions | undefined

Ignore.

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removeEventListener()

removeEventListener(type: string, listener: EventListener, options?: boolean | EventListenerOptions | undefined): void

Removes an event listener.

Parameters

type

string

The event to listen to.

listener

EventListener

The Event Handler function to be removed.

options?

boolean | EventListenerOptions | undefined

Ignore.

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dispatchEvent()

dispatchEvent(event: Event): boolean

Dispatches an event to the target

Parameters

event

Event

The event which signals an occurrenceo. Add and define in the implementations, keep it optional for now.

Returns

boolean

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Last updated: Jul 22, 2026