手机号码

//验证手机号码var isMobileNum = function(num){    var reg = /^1\d{10}$/;    if (reg.test(num)) {        return true;    }else{        return false;     }}

电话号码

//验证电话号码var isTelNum = function(num){    var reg = /^0\d{2,3}-?\d{7,8}$/;    if (reg.test(num)) {        return true;    }else{        return false;     }}

数字包括小数点

//验证数字包括小数点var isNum = function(num){    var reg = /^\d+(\.\d+)?$/;    if (reg.test(num)) {        return true;    }else{        return false;     }}

字母和数字

//验证券号（字母和数字）var isQrCode = function(num){    var reg = /^[0-9a-zA-Z]*$/;    if (reg.test(num)) {        return true;    }else{        return false;    }}

身份证

//验证身份证    var isCertId= function(code){    var pass= true;    var city={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江 ",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北 ",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏 ",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外 "};    if(!code || !/^\d{6}(18|19|20)?\d{2}(0[1-9]|1[12])(0[1-9]|[12]\d|3[01])\d{3}(\d|X)$/i.test(code)){//身份证号格式错误            pass = false;   }else if(!city[code.substr(0,2)]){//地址编码错误            pass = false;   }else{   //18位身份证需要验证最后一位校验位   if(code.length == 18){            code = code.split('');            //∑(ai×Wi)(mod 11)            //加权因子            var factor = [ 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2 ];            //校验位            var parity = [ 1, 0, 'X', 9, 8, 7, 6, 5, 4, 3, 2 ];            var sum = 0;            var ai = 0;            var wi = 0;            for (var i = 0; i < 17; i++)            {                ai = code[i];                wi = factor[i];                sum += ai * wi;            }            var last = parity[sum % 11];            if(parity[sum % 11] != code[17]){//校验位错误                pass = false;            }        }        }        return pass;    }