Code:
<script src="http://code.jquery.com/jquery-latest.js"></script>
<script>
function rev(v){
var l = v.length;
//NUM OF CHARS
l
= l
-1;
//NUM OF CHARS MINUS 1, SINCE ORDER STARTS FROM 0 IN JS
var r = '';
//PLACEHOLDER VARIABLE
//LOOP BACKWARDS FROM "l" DOWN TO 0 TO REVERSE THE ORDER OF CHARACTERS
for(i
=l; i
<=0; i
--){
r
+= v.
substr(i,
1);
}
$(
"#reverse").html(r);
}
</script>
<input onKeyUp="rev(this.value)"><br>
<div id=
"reverse"></div>
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