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/*
* @Description:身份证校验规则.
* @Version: 1.0
* @Author: dracula
* @Date: 2021-09-28
*/
//在需要身份校验的vue组件中导入这个js文件，调用暴露出去的校验方法。传入的参数为用户输入的身份证号
//校验身份证号
export function isIdentityId(identityId) {
var patrn = /(^\d{15}$)|(^\d{17}(\d|X|x)$)/;//长度或格式校验
//地区校验
var aCity = {
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"
};
// 出生日期验证
var sBirthday = (
identityId.substr(6, 4) +
"-" +
Number(identityId.substr(10, 2)) +
"-" +
Number(identityId.substr(12, 2))
).replace(/-/g, "/"),
d = new Date(sBirthday)
// 身份证号码校验 最后4位 包括最后一位的数字/字母X
var sum = 0,
weights = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2],
codes = "10X98765432";
for (var i = 0; i < identityId.length - 1; i++) {
sum += identityId[i] * weights[i];
}
var last = codes[sum % 11]; //计算出来的最后一位身份证号码
var errorMsg = '';
if (identityId === '') {
errorMsg = "身份证号不能为空"
} else if (!patrn.exec(identityId)) {
errorMsg = "您输入的身份证长度或格式错误"
} else if (!aCity[parseInt(identityId.substr(0, 2))]) {
errorMsg = "您输入的身份证地区非法"
} else if (sBirthday != d.getFullYear() + "/" + (d.getMonth() + 1) + "/" + d.getDate()) { errorMsg = "身份证上的出生日期非法" } else if (identityId[identityId.length - 1] != last) {
errorMsg = "您输入的身份证号非法"
}
return errorMsg;
}