global.WebSocketEvent
What a WebSocket's listeners get: data for message, code, reason, wasClean for close.
Usage
Keep a connection open
This type is used by global.WebSocket
const socket = new WebSocket('wss://chat.example.com', ['v2']);
socket.onopen = () => socket.send(JSON.stringify({ hello: true }));
socket.onmessage = ({ data }) => console.log(data); // a string, or an ArrayBuffer
socket.onclose = ({ code, reason, wasClean }) => {};Type declaration
interface WebSocketEvent {
readonly type: 'open' | 'message' | 'error' | 'close';
readonly target: WebSocket;
/** A text message as a string, a binary one as an ArrayBuffer. */
readonly data?: string | ArrayBuffer;
/** The platform's description of an error. */
readonly message?: string;
readonly code?: number;
readonly reason?: string;
readonly wasClean?: boolean;
}Members 7
| Name | Type | Required | Description |
|---|---|---|---|
typereadonly | "close" | "open" | "error" | "message" | Yes | — |
targetreadonly | WebSocket | Yes | — |
datareadonly | string | ArrayBuffer | No | A text message as a string, a binary one as an ArrayBuffer. |
messagereadonly | string | No | The platform's description of an error. |
codereadonly | number | No | — |
reasonreadonly | string | No | — |
wasCleanreadonly | boolean | No | — |
Generated from the public TypeScript declarations: signatures, props and defaults come from the checked source, descriptions from its JSDoc. No defaults are invented.