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1 function isURL(str_url) {// 验证url 2 var strRegex = "^((https|http|ftp|rtsp|mms)?://)" 3 + "?(([0-9a-z_!~*‘().&=+$%-]+: )?[0-9a-z_!~*‘().&=+$%-]+@)?" // ftp 的user@ 4 + "(([0-9]{1,3}\.){3}[0-9]{1,3}" // IP形式的URL- 199.194.52.184 5 + "|" // 允许IP和DOMAIN(域名) 6 + "([0-9a-z_!~*‘()-]+\.)*" // 域名- www. 7 + "([0-9a-z][0-9a-z-]{0,61})?[0-9a-z]\." // 二级域名 8 + "[a-z]{2,6})" // first level domain- .com or .museum 9 + "(:[0-9]{1,4})?" // 端口- :80 10 + "((/?)|" // a slash isn‘t required if there is no file name 11 + "(/[0-9a-z_!~*‘().;?:@&=+$,%#-]+)+/?)$"; 12 var re = new RegExp(strRegex); 13 return re.test(str_url); 14 }
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原文地址:http://www.cnblogs.com/catmilk/p/4836488.html