We would like to know how to reverse a string.
<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'>
var userdata = 'hello world',
uRev = userdata.split(" ").reverse().join(" ").split("").reverse().join("");
document.writeln(uRev);
</script><!--from w w w . j a v a2 s .c om-->
</head>
<body>
</body>
</html>
The code above is rendered as follows: