method MessagePort.removeEventListener
MessagePort.removeEventListener<K extends keyof MessagePortEventMap>(type: K,listener: (this: MessagePort,ev: MessagePortEventMap[K],) => any,options?: boolean | EventListenerOptions,): voidK extends keyof MessagePortEventMaptype: Klistener: (this: MessagePort,ev: MessagePortEventMap[K],) => anyoptional
options: boolean | EventListenerOptionsvoidMessagePort.removeEventListener(): voidlistener: EventListenerOrEventListenerObjectoptional
options: boolean | EventListenerOptionsvoid