MessageEvent

class MessageEvent<T = any> extends Event {

constructor(type: string, eventInitDict?: MessageEventInit);


readonly data: T;


readonly lastEventId: string;


readonly ports: ReadonlyArray<MessagePort>;


}

Type Parameters

T = any

Extends

Event

Constructors

new MessageEvent(type: string, eventInitDict?: MessageEventInit)

Properties

data: T

Returns the data of the message.

lastEventId: string

Returns the last event ID string, for server-sent events.

ports: ReadonlyArray<MessagePort>

Returns transferred ports.