JSFiddle - React, Tailwind, and code Playground

by KomathiKarunakaran

HTML

<div id="time"></div>

JavaScript

function checkTime(i) {
        return (i < 10) ? "0" + i : i;
    }

    function startTime() {
        var today = new Date(),
            h = checkTime(today.getHours()),
            m = checkTime(today.getMinutes()),
            s = checkTime(today.getSeconds());
        document.getElementById('time').innerHTML = h + ":" + m + ":" + s;
        setTimeout(function () {
          startTime()
        }, 1000);
        
    }
    
   startTime()