脚本代码:
/** 判断url是否合法* */function checkURL(url){var str =url;//判断URL地址的正则表达式为:http(s)?://([\w-]+\.)+[\w-]+(/[\w- ./?%&=]*)? //下面的代码中应用了转义字符"\"输出一个字符"/" var Expression = /http(s)?:\/\/([\w-]+\.)+[\w-]+(\/[\w- .\/?%&=]*)?/;var objExp = new RegExp(Expression);if(objExp.test(str) == true){return true;}else{return false;}}checkURL('index'); // falsecheckURL(''); // true
谢谢关注!