function isLegalIp(ip){
var exp=/^(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])$/;
var reg = ip.match(exp);
return reg!=null;
}
[javascript]判断ip地址合法性
最新推荐文章于 2021-07-19 15:38:03 发布