Mega Code Archive
Number toPrecision()
<![CDATA[
<html>
<head>
<title>Number properties</title>
</head>
<body>
<script type="text/javascript">
var newValue = new Number("4.8896");
document.writeln(newValue.toPrecision(3) + "<br />");
</script>
</body>
</html>
]]>