BroadcastChannel - Messaging - Web documentation

interface BroadcastChannel

unstable

private

Properties

readonly

name: string

Returns the channel name (as passed to the constructor).

onmessage: ((this: BroadcastChannel,
ev: MessageEvent,
) => any) | null

onmessageerror: ((this: BroadcastChannel,
ev: MessageEvent,
) => any) | null

Methods

close(): void

Closes the BroadcastChannel object, opening it up to garbage collection.

postMessage(message: any): void

Sends the given message to other BroadcastChannel objects set up for this channel. Messages can be structured objects, e.g. nested objects and arrays.

addEventListener<K extends keyof BroadcastChannelEventMap>(type: K,
listener: (this: BroadcastChannel,
ev: BroadcastChannelEventMap[K],
) => any,
options?: boolean | AddEventListenerOptions,
): void

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

removeEventListener<K extends keyof BroadcastChannelEventMap>(type: K,
listener: (this: BroadcastChannel,
ev: BroadcastChannelEventMap[K],
) => any,
options?: boolean | EventListenerOptions,
): void

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

variable BroadcastChannel

unstable

Properties

readonly

prototype: BroadcastChannel