CloseEvent
The close of a WebSocket. The standard Web API, as in browsers and Node.js: see [MDN](https://developer.mozilla.org/en-US/docs/Web/API/CloseEvent).
The close of a WebSocket. The standard Web API, as in browsers and Node.js: see [MDN](https://developer.mozilla.org/en-US/docs/Web/API/CloseEvent).