<!DOCTYPE html>
<html lang="en-US">
<body>
<h1>JS Palindrome Number</h1>
<script>
var num = 121;
var copyNum = num;
var reverse = 0;
//reverse a number
while(copyNum != 0)
{
reverse = reverse * 10;
reverse = reverse + (copyNum % 10);
copyNum = Math.floor(copyNum / 10);
}
//result
if (num == reverse)
document.write(num +" is a palindrome number");
else
document.write(num +" is not a palindrome number");
</script>
</body>
</html>