/*身份证号码检索*/
function cardCheck(cartNo) {
if (cartNo.val() === "") {
return false;
}
else if (cartNo.val().substring(0, 1) === " " || cartNo.val().substring(cartNo.val().length - 1, cartNo.val().length) === " ") {
return false;
}
else if (/\w+\s+\w+/g.test(cartNo.val())) {
return false;
}
else if (isCardNo(cartNo.val()) === false) {
return false;
}
else if (checkProvince(cartNo.val()) === false) {
return false;
}
else if (checkBirthday(cartNo.val()) === false) {
return false;
}
else if (checkParity(cartNo.val()) === false) {
return false;
}
return true;
}
/*身份证号码区号*/
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: "*", 61: "陕西", 62: "甘肃",
63: "青海", 64: "宁夏", 65: "*", 71: "*", 81: "香港", 82: "澳门", 91: "国外"
}
/*检查号码是否符合规范，包括长度，类型*/
function isCardNo(cartNo) {
//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}$)|(^\d{17}(\d|X)$)|(^\d{15}$)|(^\d{17}(\d|x)$)/;
if (reg.test(cartNo) === false) {
return false;
}
return true;
}
/*取身份证前两位,校验省份*/
function checkProvince(cartNo) {
var province = cartNo.substr(0, 2);
if (vcity[province] == undefined) {
return false;
}
return true;
}
//检查生日是否正确*/
function checkBirthday(cartNo) {
var len = cartNo.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})$/;
var arr_data = cartNo.match(re_fifteen);
var year = arr_data[2];
var month = arr_data[3];
var day = arr_data[4];
var birthday = new Date('19' + year + '/' + month + '/' + day);
return verifyBirthday('19' + year, month, day, birthday);
}
//身份证18位时，次序为省（3位）市（3位）年（4位）月（2位）日（2位）校验位（4位），校验位末尾可能为X*/
if (len === 18) {
var re_eighteen = null;
if (cartNo.substring(17, 18) == "x") {
re_eighteen = /^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|x)$/;
}
if (cartNo.substring(17, 18) == "X") {
re_eighteen = /^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|X)$/;
}
if (cartNo.substring(17, 18) != "X" && cartNo.substring(17, 18) != "x") {
re_eighteen = /^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9])$/;
}
var arr_data = cartNo.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 >= 3 && time <= 100) {
return true;
}
return false;
}
return false;
}
/*校验位的检测*/
function checkParity(cartNo) {
//15位转18位*/
cartNo = changeFivteenToEighteen(cartNo);
if (cartNo.length === 18) {
if (cartNo.substring(17, 18) === "x") {
cartNo = cartNo.substring(0, 17) + "X";
}
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 += cartNo.substr(i, 1) * arrInt[i];
}
valnum = arrCh[cardTemp % 11];
if (valnum === cartNo.substr(17, 1)) {
return true;
}
return false;
}
return false;
}
/*15位转18位身份证号*/
function changeFivteenToEighteen(cartNo) {
if (cartNo.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', 'x', '9', '8', '7', '6', '5', '4', '3', '2');
var cardTemp = 0, i;
cartNo = cartNo.substr(0, 6) + '19' + cartNo.substr(6, cartNo.length - 6);
for (i = 0; i < 17; i++) {
cardTemp += cartNo.substr(i, 1) * arrInt[i];
}
cartNo += arrCh[cardTemp % 11];
return cartNo;
}
return cartNo;
}