js实现身份证校验----Ctrl+c/Ctrl+v可用，无需改动

来源：互联网发布：淘宝男士夏装编辑：程序博客网时间：2024/06/13 08:43

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gbk">
<title></title>
</head>
<body>
<script langue="javascript">

function checkID(str) {
var idCardNoUtil = {
/*省,直辖市代码表*/
provinceAndCitys: {
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"
},

/*每位加权因子*/
powers: ["7", "9", "10", "5", "8", "4", "2", "1", "6", "3", "7", "9", "10", "5", "8", "4", "2"],

/*第18位校检码*/
parityBit: ["1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2"],
/*性别*/
genders: {
male: "男",
female: "女"
},

/*校验地址码*/
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;
}
},

/*校验日期码*/
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; //生日不能大于当前日期
} else if ((xdata.getFullYear() == yyyy) && (xdata.getMonth() == mm - 1) && (xdata.getDate() == dd)) {
return true;
} else {
return false;
}
},

/*计算校检码*/
getParityBit: function(idCardNo) {
var id17 = idCardNo.substring(0, 17);
/*加权 */
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];
},

/*验证校检码*/
checkParityBit: function(idCardNo) {
var parityBit = idCardNo.charAt(17).toUpperCase();
if (idCardNoUtil.getParityBit(idCardNo) == parityBit) {
return true;
} else {
return false;
}
},
//校验18位的身份证号码
check18IdCardNo: function(idCardNo) {
//18位身份证号码的基本格式校验
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;
//校验地址码
var addressCode = idCardNo.substring(0, 6);
check = idCardNoUtil.checkAddressCode(addressCode);
if (!check) return false;
//校验日期码
var birDayCode = idCardNo.substring(6, 14);
check = idCardNoUtil.checkBirthDayCode(birDayCode);
if (!check) return false;
//验证校检码
return idCardNoUtil.checkParityBit(idCardNo);
}
};
if (idCardNoUtil.check18IdCardNo(str)) {
return true;
} else {
return false;
}
}
document.write("身份证：460101199408170029，验证结果："+checkID('460101199408170029'));
</script>
</body>

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