JSFiddle - React, Tailwind, and code Playground

by KomathiKarunakaran

HTML

<div id="status">User is online</div>

JavaScript

function updateOnlineStatus()
{
console.log('online')
    document.getElementById("status").innerHTML = "User is online";
}

function updateOfflineStatus()
{
console.log('offline')
    document.getElementById("status").innerHTML = "User is offline";
}

window.addEventListener('online',  updateOnlineStatus);
window.addEventListener('offline', updateOfflineStatus);

 window.onerror = function(msg, url, line)
{
  console.log('error captured', msg, url, line)
}

console.log(x)