一些正则
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; }
关键字:JavaScript
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