1 /*身份证号码检索*/
2 function cardCheck(cartNo) {
3 if (cartNo.val() === "") {
4 return false;
5 }
6 else if (cartNo.val().substring(0, 1) === " " || cartNo.val().substring(cartNo.val().length - 1, cartNo.val().length) === " ") {
7 return false;
8 }
9 else if (/\w+\s+\w+/g.test(cartNo.val())) {
10 return false;
11 }
12 else if (isCardNo(cartNo.val()) === false) {
13 return false;
14 }
15 else if (checkProvince(cartNo.val()) === false) {
16 return false;
17 }
18 else if (checkBirthday(cartNo.val()) === false) {
19 return false;
20 }
21 else if (checkParity(cartNo.val()) === false) {
22 return false;
23 }
24 return true;
25 }
26
27 /*身份证号码区号*/
28 var vcity = {
29 11: "北京", 12: "天津", 13: "河北", 14: "山西", 15: "内蒙古",
30 21: "辽宁", 22: "吉林", 23: "黑龙江", 31: "上海", 32: "江苏",
31 33: "浙江", 34: "安徽", 35: "福建", 36: "江西", 37: "山东", 41: "河南",
32 42: "湖北", 43: "湖南", 44: "广东", 45: "广西", 46: "海南", 50: "重庆",
33 51: "四川", 52: "贵州", 53: "云南", 54: "西藏", 61: "陕西", 62: "甘肃",
34 63: "青海", 64: "宁夏", 65: "新疆", 71: "台湾", 81: "香港", 82: "澳门", 91: "国外"
35 }
36
37 /*检查号码是否符合规范，包括长度，类型*/
38 function isCardNo(cartNo) {
39 //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
40 var reg = /(^\d{15}$)|(^\d{17}(\d|X)$)|(^\d{15}$)|(^\d{17}(\d|x)$)/;
41 if (reg.test(cartNo) === false) {
42 return false;
43 }
44 return true;
45 }
46
47 /*取身份证前两位,校验省份*/
48 function checkProvince(cartNo) {
49 var province = cartNo.substr(0, 2);
50 if (vcity[province] == undefined) {
51 return false;
52 }
53 return true;
54 }
55
56 //检查生日是否正确*/
57 function checkBirthday(cartNo) {
58 var len = cartNo.length;
59 /*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*/
60 if (len === 15) {
61 var re_fifteen = /^(\d{6})(\d{2})(\d{2})(\d{2})(\d{3})$/;
62 var arr_data = cartNo.match(re_fifteen);
63 var year = arr_data[2];
64 var month = arr_data[3];
65 var day = arr_data[4];
66 var birthday = new Date('19' + year + '/' + month + '/' + day);
67 return verifyBirthday('19' + year, month, day, birthday);
68 }
69 //身份证18位时，次序为省（3位）市（3位）年（4位）月（2位）日（2位）校验位（4位），校验位末尾可能为X*/
70 if (len === 18) {
71 var re_eighteen = null;
72 if (cartNo.substring(17, 18) == "x") {
73 re_eighteen = /^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|x)$/;
74 }
75 if (cartNo.substring(17, 18) == "X") {
76 re_eighteen = /^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|X)$/;
77 }
78 if (cartNo.substring(17, 18) != "X" && cartNo.substring(17, 18) != "x") {
79 re_eighteen = /^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9])$/;
80 }
81 var arr_data = cartNo.match(re_eighteen);
82 var year = arr_data[2];
83 var month = arr_data[3];
84 var day = arr_data[4];
85 var birthday = new Date(year + '/' + month + '/' + day);
86 return verifyBirthday(year, month, day, birthday);
87 }
88 return false;
89 }
90
91 /*校验日期*/
92 verifyBirthday = function (year, month, day, birthday) {
93 var now = new Date();
94 var now_year = now.getFullYear();
95 //年月日是否合理*/
96 if (birthday.getFullYear() == year && (birthday.getMonth() + 1) == month && birthday.getDate() == day) {
97 //判断年份的范围（3岁到100岁之间)*/
98 var time = now_year - year;
99 if (time >= 3 && time <= 100) {
100 return true;
101 }
102 return false;
103 }
104 return false;
105 }
106
107 /*校验位的检测*/
108 function checkParity(cartNo) {
109 //15位转18位*/
110 cartNo = changeFivteenToEighteen(cartNo);
111 if (cartNo.length === 18) {
112 if (cartNo.substring(17, 18) === "x") {
113 cartNo = cartNo.substring(0, 17) + "X";
114 }
115 var arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
116 var arrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');
117 var cardTemp = 0, i, valnum;
118 for (i = 0; i < 17; i++) {
119 cardTemp += cartNo.substr(i, 1) * arrInt[i];
120 }
121 valnum = arrCh[cardTemp % 11];
122 if (valnum === cartNo.substr(17, 1)) {
123 return true;
124 }
125 return false;
126 }
127 return false;
128 }
129
130 /*15位转18位身份证号*/
131 function changeFivteenToEighteen(cartNo) {
132 if (cartNo.length === 15) {
133 var arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
134 var arrCh = new Array('1', '0', 'X', 'x', '9', '8', '7', '6', '5', '4', '3', '2');
135 var cardTemp = 0, i;
136 cartNo = cartNo.substr(0, 6) + '19' + cartNo.substr(6, cartNo.length - 6);
137 for (i = 0; i < 17; i++) {
138 cardTemp += cartNo.substr(i, 1) * arrInt[i];
139 }
140 cartNo += arrCh[cardTemp % 11];
141 return cartNo;
142 }
143 return cartNo;
144 }
