<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<!DOCTYPE html>
<html>
<body>
Sun May 20 2018 16:32:09 GMT+0530 (India Standard Time)
<h2>My First JavaScript</h2>
<p id="demo"></p>
</body>
<script>
var dat=Date();
var arr=dat.split(" ")
document.getElementById('demo').innerHTML=arr[2]+"/"+arr[1]+"/"+arr[3];
</script>
</html>
