Código Javascript
:
Ver original<script type="text/javascript">
//<![CDATA[
/* script */
var n = 12.1;
n = parseFloat(n);
alert('Con redondeo: ' + parseFloat(n).toFixed(2));
var a = Math.floor(n * 100) / 100;
alert('Sin redondeo: ' + a.toFixed(2));
var n2 = 12.398491;
n2 = parseFloat(n2);
alert('Con redondeo: ' + parseFloat(n2).toFixed(2));
var a2 = Math.floor(n2 * 100) / 100;
alert('Sin redondeo: ' + a2.toFixed(2));
//]]>
</script>
Saludos