身份证号正则校验（js校验+JAVA校验）

js校验身份证号【15位和18位】

[javascript] view plaincopyprint?function scCard(){   var scType=document.getElementById("sc_card_type").value;   if(scType=="1"){    var scCard=document.getElementById("sc_card_num").value;            if(scCard.length!=0){             if(!checkCard(scCard)){             $("#errorTips").html("身份证号码格式错误");             }else{             $("#errorTips").html("");             }            }   }   return false;      }   //function checkidno(obj) {        var vcity={ 11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",        21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏",        33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",        42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",        51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",        63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外"       };    checkCard = function(obj)   {     //var card = document.getElementById('card_no').value;     //是否为空     // if(card === '')     // {           //   return false;     //}     //校验长度，类型     if(isCardNo(obj) === false)     {              return false;     }     //检查省份     if(checkProvince(obj) === false)     {              return false;     }     //校验生日     if(checkBirthday(obj) === false)     {              return false;     }     //检验位的检测     if(checkParity(obj) === false)     {              return false;     }     return true;   };         //检查号码是否符合规范，包括长度，类型   isCardNo = function(obj)   {     //身份证号码为15位或者18位，15位时全为数字，18位前17位为数字，最后一位是校验位，可能为数字或字符X     var reg = /(^\d{15}$)|(^\d{17}(\d|X)$)/;     if(reg.test(obj) === false)     {       return false;     }        return true;   };      //取身份证前两位,校验省份   checkProvince = function(obj)   {     var province = obj.substr(0,2);     if(vcity[province] == undefined)     {       return false;     }     return true;   };      //检查生日是否正确   checkBirthday = function(obj)   {     var len = obj.length;     //身份证15位时，次序为省（3位）市（3位）年（2位）月（2位）日（2位）校验位（3位），皆为数字     if(len == '15')     {       var re_fifteen = /^(\d{6})(\d{2})(\d{2})(\d{2})(\d{3})$/;       var arr_data = obj.match(re_fifteen);       var year = arr_data[2];       var month = arr_data[3];       var day = arr_data[4];       var birthday = new Date('19'+year+'/'+month+'/'+day);       return verifyBirthday('19'+year,month,day,birthday);     }     //身份证18位时，次序为省（3位）市（3位）年（4位）月（2位）日（2位）校验位（4位），校验位末尾可能为X     if(len == '18')     {       var re_eighteen = /^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|X)$/;       var arr_data = obj.match(re_eighteen);       var year = arr_data[2];       var month = arr_data[3];       var day = arr_data[4];       var birthday = new Date(year+'/'+month+'/'+day);       return verifyBirthday(year,month,day,birthday);     }     return false;   };      //校验日期   verifyBirthday = function(year,month,day,birthday)   {     var now = new Date();     var now_year = now.getFullYear();     //年月日是否合理     if(birthday.getFullYear() == year && (birthday.getMonth() + 1) == month && birthday.getDate() == day)     {       //判断年份的范围（3岁到100岁之间)       var time = now_year - year;       if(time >= 0 && time <= 130)       {         return true;       }       return false;     }     return false;   };      //校验位的检测   checkParity = function(obj)   {     //15位转18位     obj = changeFivteenToEighteen(obj);     var len = obj.length;     if(len == '18')     {       var arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);       var arrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');       var cardTemp = 0, i, valnum;       for(i = 0; i < 17; i ++)       {         cardTemp += obj.substr(i, 1) * arrInt[i];       }       valnum = arrCh[cardTemp % 11];       if (valnum == obj.substr(17, 1))       {         return true;       }       return false;     }     return false;   };      //15位转18位身份证号   changeFivteenToEighteen = function(obj)   {     if(obj.length == '15')     {       var arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);       var arrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');       var cardTemp = 0, i;        obj = obj.substr(0, 6) + '19' + obj.substr(6, obj.length - 6);       for(i = 0; i < 17; i ++)       {         cardTemp += obj.substr(i, 1) * arrInt[i];       }       obj += arrCh[cardTemp % 11];       return obj;     }     return obj;   }; 

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原标题：身份证号正则校验（js校验+JAVA校验）

关键词：JS