一、代碼如下
var idCardNoUtil = {
/*省,直轄市代碼表*/
provinceAndCitys: {11:"北京",12:"天津",13:"河北",14:"山西",15:"內(nèi)蒙古",21:"遼寧",22:"吉林",23:"黑龍江",
31:"上海",32:"江蘇",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山東",41:"河南",42:"湖北",43:"湖南",44:"廣東",
45:"廣西",46:"海南",50:"重慶",51:"四川",52:"貴州",53:"云南",54:"西藏",61:"陜西",62:"甘肅",63:"青海",64:"寧夏",
65:"新疆",71:"臺灣",81:"香港",82:"澳門",91:"國外"},
/*每位加權(quán)因子*/
powers: ["7","9","10","5","8","4","2","1","6","3","7","9","10","5","8","4","2"],
/*第18位校檢碼*/
parityBit: ["1","0","X","9","8","7","6","5","4","3","2"],
/*性別*/
genders: {male:"M",female:"F"},
/*校驗(yàn)地址碼*/
checkAddressCode: function(addressCode){
var check = /^[1-9]\d{5}$/.test(addressCode);
if(!check) return false;
if(idCardNoUtil.provinceAndCitys[parseInt(addressCode.substring(0,2))]){
return true;
}else{
return false;
}
},
/*校驗(yàn)日期碼*/
checkBirthDayCode: function(birDayCode){
var check = /^[1-9]\d{3}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))$/.test(birDayCode);
if(!check) return false;
var yyyy = parseInt(birDayCode.substring(0,4),10);
var mm = parseInt(birDayCode.substring(4,6),10);
var dd = parseInt(birDayCode.substring(6),10);
var xdata = new Date(yyyy,mm-1,dd);
if(xdata > new Date()){
return false;//生日不能大于當(dāng)前日期
}else if ( ( xdata.getFullYear() == yyyy ) && ( xdata.getMonth () == mm - 1 ) && ( xdata.getDate() == dd ) ){
return true;
}else{
return false;
}
},
/*計(jì)算校檢碼*/
getParityBit: function(idCardNo){
var id17 = idCardNo.substring(0,17);
/*加權(quán) */
var power = 0;
for(var i=0;i<17;i++){
power += parseInt(id17.charAt(i),10) * parseInt(idCardNoUtil.powers[i]);
}
/*取模*/
var mod = power % 11;
return idCardNoUtil.parityBit[mod];
},
/*驗(yàn)證校檢碼*/
checkParityBit: function(idCardNo){
var parityBit = idCardNo.charAt(17).toUpperCase();
if(idCardNoUtil.getParityBit(idCardNo) == parityBit){
return true;
}else{
return false;
}
},
/*校驗(yàn)15位或18位的身份證號碼*/
checkIdCardNo: function(idCardNo){
//15位和18位身份證號碼的基本校驗(yàn)
var check = /^\d{15}|(\d{17}(\d|x|X))$/.test(idCardNo);
if(!check) return false;
//判斷長度為15位或18位
if(idCardNo.length==15){
return idCardNoUtil.check15IdCardNo(idCardNo);
}else if(idCardNo.length==18){
return idCardNoUtil.check18IdCardNo(idCardNo);
}else{
return false;
}
},
//校驗(yàn)15位的身份證號碼
check15IdCardNo: function(idCardNo){
//15位身份證號碼的基本校驗(yàn)
var check = /^[1-9]\d{7}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))\d{3}$/.test(idCardNo);
if(!check) return false;
//校驗(yàn)地址碼
var addressCode = idCardNo.substring(0,6);
check = idCardNoUtil.checkAddressCode(addressCode);
if(!check) return false;
var birDayCode = '19' + idCardNo.substring(6,12);
//校驗(yàn)日期碼
check = idCardNoUtil.checkBirthDayCode(birDayCode);
if(!check) return false;
//驗(yàn)證校檢碼
return idCardNoUtil.checkParityBit(idCardNo);
},
//校驗(yàn)18位的身份證號碼
check18IdCardNo: function(idCardNo){
//18位身份證號碼的基本格式校驗(yàn)
var check = /^[1-9]\d{5}[1-9]\d{3}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))\d{3}(\d|x|X)$/.test(idCardNo);
if(!check) return false;
//校驗(yàn)地址碼
var addressCode = idCardNo.substring(0,6);
check = idCardNoUtil.checkAddressCode(addressCode);
if(!check) return false;
//校驗(yàn)日期碼
var birDayCode = idCardNo.substring(6,14);
check = idCardNoUtil.checkBirthDayCode(birDayCode);
if(!check) return false;
//驗(yàn)證校檢碼
return idCardNoUtil.checkParityBit(idCardNo);
},
formateDateCN: function(day){
var yyyy =day.substring(0,4);
var mm = day.substring(4,6);
var dd = day.substring(6);
return yyyy + '-' + mm +'-' + dd;
},
//獲取信息
getIdCardInfo: function(idCardNo){
var idCardInfo = {
gender:"", //性別
birthday:"" // 出生日期(yyyy-mm-dd)
};
if(idCardNo.length==15){
var aday = '19' + idCardNo.substring(6,12);
idCardInfo.birthday=idCardNoUtil.formateDateCN(aday);
if(parseInt(idCardNo.charAt(14))%2==0){
idCardInfo.gender=idCardNoUtil.genders.female;
}else{
idCardInfo.gender=idCardNoUtil.genders.male;
}
}else if(idCardNo.length==18){
var aday = idCardNo.substring(6,14);
idCardInfo.birthday=idCardNoUtil.formateDateCN(aday);
if(parseInt(idCardNo.charAt(16))%2==0){
idCardInfo.gender=idCardNoUtil.genders.female;
}else{
idCardInfo.gender=idCardNoUtil.genders.male;
}
}
return idCardInfo;
},
/*18位轉(zhuǎn)15位*/
getId15: function(idCardNo){
if(idCardNo.length==15){
return idCardNo;
}else if(idCardNo.length==18){
return idCardNo.substring(0,6) + idCardNo.substring(8,17);
}else{
return null;
}
},
/*15位轉(zhuǎn)18位*/
getId18: function(idCardNo){
if(idCardNo.length==15){
var id17 = idCardNo.substring(0,6) + '19' + idCardNo.substring(6);
var parityBit = idCardNoUtil.getParityBit(id17);
return id17 + parityBit;
}else if(idCardNo.length==18){
return idCardNo;
}else{
return null;
}
}
};
二念颈、使用
- 驗(yàn)證身份證的正確性
idCardNoUtil.checkIdCardNo(idCard);
// true 驗(yàn)證通過搀军，身份證號碼正確
// false 身份證號碼錯誤
- 根據(jù)身份證號，獲取性別
idCardNoUtil.getIdCardInfo(idCard).gender;
// M 男
// F 女
// " " 如果身份證號碼錯誤缩歪，則返回 " "
- 根據(jù)身份證號归薛，獲取出生日期
idCardNoUtil.getIdCardInfo(idCard).birthday
// '1992-01-01'
// " " 如果身份證號碼錯誤，則返回 " "
- 根據(jù)身份證號匪蝙，獲取年齡
function getAge(idCard){
var strBirthday = idCardNoUtil.getIdCardInfo(idCard).birthday;
var returnAge;
var strBirthdayArr=strBirthday.split("-");
var birthYear = strBirthdayArr[0];
var birthMonth = strBirthdayArr[1];
var birthDay = strBirthdayArr[2];
d = new Date();
var nowYear = d.getFullYear();
var nowMonth = d.getMonth() + 1;
var nowDay = d.getDate();
if(nowYear == birthYear){
returnAge = 0;//同年 則為0歲
}
else{
var ageDiff = nowYear - birthYear ; //年之差
if(ageDiff > 0){
if(nowMonth == birthMonth) {
var dayDiff = nowDay - birthDay;//日之差
if(dayDiff < 0)
{
returnAge = ageDiff - 1;
}
else
{
returnAge = ageDiff ;
}
}
else
{
var monthDiff = nowMonth - birthMonth;//月之差
if(monthDiff < 0)
{
returnAge = ageDiff - 1;
}
else
{
returnAge = ageDiff ;
}
}
}
else
{
returnAge = -1;//返回-1 表示出生日期輸入錯誤 晚于今天
}
}
return returnAge;//返回周歲年齡
}
