JSFiddle - React, Tailwind, and code Playground

by Mariagrazia_Lunghi

JavaScript

var wsurl = "ws://echo.websocket.org/",
    ws = new WebSocket(wsurl);

ws.addEventListener('open', handleOpen, false);
ws.addEventListener('message', handleMessage, false);

function handleOpen(){
    ws.send("hello!");
}
    
function handleMessage(e){
    alert(e.data);        
}