Posted on 2007-10-23 09:29
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JavaScript
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title> new document </title>
<meta name="generator" content="editplus" />
<meta name="author" content="" />
<meta name="keywords" content="" />
<meta name="description" content="" />
</head>
<body>
<script type="text/javascript">
<!--
function IP2V(ip)
{
re=/(\d+)\.(\d+)\.(\d+)\.(\d+)/g //匹配IP地址的正則表達式
if(re.test(ip))
{
return RegExp.$1*Math.pow(255,3)+RegExp.$2*Math.pow(255,2)+RegExp.$3*255+RegExp.$4*1;
}
else
{
throw new Error("Not a valid IP address!")
}
}
var i = IP2V("192.168.60.1");
alert(i);
//-->
</script>
</body>
</html>