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Node.js通过身份证号验证年龄、出生日期与性别方法示例

前言

大家如果想要知道自己的年龄,出生日期和性别,或者是别人的,给我个身份证号,我就可以知道,其实很简单的,看下面代码

node.js实现

rush:js;"> static validateIdNumberToAgeYear(str){ let date = new Date(); let currentYear = date.getFullYear(); let currentMonth = date.getMonth() + 1; let currentDate = date.getDate();

let idxSexStart = str.length == 18 ? 16 : 14;
let birthYearSpan = str.length == 18 ? 4 : 2;

let year;
let month;
let day;
let sex;
let birthday;
let age;

//性别
let idxSex = 1 - str.substr(idxSexStart,1) % 2;
sex = idxSex == '1' ? '女' : '男';
//生日
year = (birthYearSpan == 2 ? '19' : '') + str.substr(6,birthYearSpan);
month = str.substr(6 + birthYearSpan,2);
day = str.substr(8 + birthYearSpan,2);
birthday = year + '-' + month + '-' + day;
//年龄
let monthFloor = (currentMonth < parseInt(month,10) || (currentMonth == parseInt(month,10) && currentDate < parseInt(day,10))) ? 1 : 0;
age = currentYear - parseInt(year,10) - monthFloor;

// console.log("我的出生日期是"+year+"年"+month+"月"+day+"日"+",今年"+age+"岁了"+",性别是"+sex);

if(age >= 18){
return true;
}

return false;
}

我这里只是做了一个年龄的判断。

利用js也可以实现

1. 自定义js类如下:

rush:js;"> // 构造函数,变量为15位或者18位的身份证号码 function clsIDCard(CardNo) { this.Valid = false; this.ID15 = ''; this.ID18 = ''; this.Local = ''; if (CardNo != null) this.SetCardNo(CardNo); }

// 设置身份证号码,15位或者18位
clsIDCard.prototype.SetCardNo = function(CardNo) {
this.ID15 = '';
this.ID18 = '';
this.Local = '';
CardNo = CardNo.replace(" ","");
var strCardNo;
if (CardNo.length == 18) {
pattern = /^\d{17}(\d|x|X)$/;
if (pattern.exec(CardNo) == null)
return;
strCardNo = CardNo.toupperCase();
} else {
pattern = /^\d{15}$/;
if (pattern.exec(CardNo) == null)
return;
strCardNo = CardNo.substr(0,6) + '19' + CardNo.substr(6,9)
strCardNo += this.GetVCode(strCardNo);
}
this.Valid = this.CheckValid(strCardNo);
}
// 校验身份证有效性
clsIDCard.prototype.IsValid = function() {
return this.Valid;
}
// 返回生日字符串,格式如下,1981-10-10
clsIDCard.prototype.GetBirthDate = function() {
var BirthDate = '';
if (this.Valid)
BirthDate = this.GetBirthYear() + '-' + this.GetBirthMonth() + '-'

  • this.GetBirthDay();
    return BirthDate;
    }
    // 返回生日中的年,格式如下,1981
    clsIDCard.prototype.GetBirthYear = function() {
    var BirthYear = '';
    if (this.Valid)
    BirthYear = this.ID18.substr(6,4);
    return BirthYear;
    }
    // 返回生日中的月,格式如下,10
    clsIDCard.prototype.GetBirthMonth = function() {
    var BirthMonth = '';
    if (this.Valid)
    BirthMonth = this.ID18.substr(10,2);
    if (BirthMonth.charat(0) == '0')
    BirthMonth = BirthMonth.charat(1);
    return BirthMonth;
    }
    // 返回生日中的日,格式如下,10
    clsIDCard.prototype.GetBirthDay = function() {
    var BirthDay = '';
    if (this.Valid)
    BirthDay = this.ID18.substr(12,2);
    return BirthDay;
    }

// 返回性别,1:男,0:女
clsIDCard.prototype.GetSex = function() {
var Sex = '';
if (this.Valid)
Sex = this.ID18.charat(16) % 2;
return Sex;
}

// 返回15位身份证号码
clsIDCard.prototype.Get15 = function() {
var ID15 = '';
if (this.Valid)
ID15 = this.ID15;
return ID15;
}

// 返回18位身份证号码
clsIDCard.prototype.Get18 = function() {
var ID18 = '';
if (this.Valid)
ID18 = this.ID18;
return ID18;
}

// 返回所在省,例如:上海市、浙江省
clsIDCard.prototype.GetLocal = function() {
var Local = '';
if (this.Valid)
Local = this.Local;
return Local;
}

clsIDCard.prototype.GetVCode = function(CardNo17) {
var Wi = new Array(7,9,10,5,8,4,2,1,6,3,7,1);
var Ai = new Array('1','0','X','9','8','7','6','5','4','3','2');
var cardNoSum = 0;
for (var i = 0; i < CardNo17.length; i++)
cardNoSum += CardNo17.charat(i) * Wi[i];
var seq = cardNoSum % 11;
return Ai[seq];
}

clsIDCard.prototype.CheckValid = function(CardNo18) {
if (this.GetVCode(CardNo18.substr(0,17)) != CardNo18.charat(17))
return false;
if (!this.IsDate(CardNo18.substr(6,8)))
return false;
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"
};
if (aCity[parseInt(CardNo18.substr(0,2))] == null)
return false;
this.ID18 = CardNo18;
this.ID15 = CardNo18.substr(0,6) + CardNo18.substr(8,9);
this.Local = aCity[parseInt(CardNo18.substr(0,2))];
return true;
}

clsIDCard.prototype.IsDate = function(strDate) {
var r = strDate.match(/^(\d{1,4})(\d{1,2})(\d{1,2})$/);
if (r == null)
return false;
var d = new Date(r[1],r[2] - 1,r[3]);
return (d.getFullYear() == r[1] && (d.getMonth() + 1) == r[2] && d
.getDate() == r[3]);
}

2. 页面只需要new出对象,并传递数据验证,并可获得相关数据( 住址 | 出生日期 | 性别 )即可:

rush:js;"> $("#cardNo").blur(function(event){ var idCard = $(this).val();

var checkFlag = new clsIDCard(idCard);
if( !checkFlag.IsValid() ){
alert("身份证错误");
return false;
}else{
alert( "出生于: " + checkFlag.GetBirthDate() +" 地区:" + checkFlag.GetLocal() +" sex:" + checkFlag.GetSex() );
}
});

总结

以上就是这篇文章的全部内容了,希望本文的内容对大家的学习或者工作能带来一定的帮助,如果有疑问大家可以留言交流,谢谢大家对编程之家的支持

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