JS实现的检验身份证格式并输出出生日期，年龄，性别，出生地示例

2019-11-19 11:32:20

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本文实例讲述了JS实现的检验身份证格式并输出出生日期，年龄，性别，出生地。分享给大家供大家参考，具体如下：

<!DOCTYPE html><html lang="en"><head>  <meta charset="UTF-8">  <title>检验身份证格式并输出出生日期，年龄，性别，出生地</title></head><body><script>  window.onload = function() {    var txtVal = document.getElementById("txtVal");    var oBtn = document.getElementById("oBtn");    //兼容浏览器点击事件    function myAddEvent(obj, ev, fn) {      if(obj.attachEvent) {        obj.attachEvent("on" + ev, fn);      }      else {        obj.addEventListener(ev, fn, false);      }    };    //身份证地区    var areaID = {      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"    };    //性别    var sexMap = {0: "女", 1: "男"};    /*********************************************     * 检验身份证格式是否正确     ********************************************/    var checkIdCard = function(IDCard) {      var iSum = 0;      var info = "";      if(!/^/d{17}(/d|x)$/i.test(IDCard))        return {          status: false,          message: '你输入的身份证长度或格式错误!'        };      IDCard = IDCard.replace(/x$/i, "a");      if(areaID[parseInt(IDCard.substr(0, 2))] == null)        return {          status: false,          message: '你的身份证地区非法!'        };      var sBirthday = IDCard.substr(6, 4) + "-" + Number(IDCard.substr(10, 2)) + "-" + Number(IDCard.substr(12, 2));      var d = new Date(sBirthday.replace(/-/g, "/"));      if(sBirthday != (d.getFullYear() + "-" + (d.getMonth() + 1) + "-" + d.getDate()))        return {          status: false,          message: '身份证上的出生日期非法!'        };      for(var i = 17; i >= 0; i--)        iSum += (Math.pow(2, i) % 11) * parseInt(IDCard.charAt(17 - i), 11);      if(iSum % 11 != 1)        return {          status: false,          message: '你输入的身份证号非法!'        };      //aCity[parseInt(sId.substr(0,2))]+","+sBirthday+","+(sId.substr(16,1)%2?"男":"女");//此次还可以判断出输入的身份证号的人性别      return {        status: true,        message: '校验成功！'      };    };    /*********************************************     * 根据身份证号获取性别     *********************************************/    var getSexByIdCard = function(idCard) {      if(idCard.length == 15) {        return sexMap[idCard.substring(14, 15) % 2];      } else if(idCard.length == 18) {        return sexMap[idCard.substring(14, 17) % 2];      } else {        //不是15或者18,null        return '';      }    };    /*********************************************     * 根据身份证号获取生日     *********************************************/    var getBirthdayByIdCard = function(idCard) {      var birthStr;      if(15 == idCard.length) {        birthStr = idCard.charAt(6) + idCard.charAt(7);        if(parseInt(birthStr) < 10) {          birthStr = '20' + birthStr;        } else {          birthStr = '19' + birthStr;        }        birthStr = birthStr + '-' + idCard.charAt(8) + idCard.charAt(9) + '-' + idCard.charAt(10) + idCard.charAt(11);      } else if(18 == idCard.length) {        birthStr = idCard.charAt(6) + idCard.charAt(7) + idCard.charAt(8) + idCard.charAt(9) + '-' + idCard.charAt(10) + idCard.charAt(11) + '-' + idCard.charAt(12) + idCard.charAt(13);      }      return birthStr;    };    /*********************************************     * 根据身份证号获取出生地     *********************************************/    var getAreaByIdCard = function(idCard) {      return areaID[parseInt(idCard.substr(0, 2))];    };    /*********************************************     * 根据身份证号获取年龄     *********************************************/    var getAgeByIdCard = function(idCard) {      var birthStr = getBirthdayByIdCard(idCard);      var r = birthStr.match(/^(/d{1,4})(-|//)(/d{1,2})/2(/d{1,2})$/);      if(r == null) return '';      var d = new Date(r[1], r[3] - 1, r[4]);      if(d.getFullYear() == r[1] && (d.getMonth() + 1) == r[3] && d.getDate() == r[4]) {        var Y = new Date().getFullYear();        return (Y - r[1]);      } else {        return '';      }    };    //点击获取校验结果    myAddEvent(oBtn, "click", function() {      var card = txtVal.value      if(checkIdCard(card).status) {        //校验是否成功        console.log(checkIdCard(card).message)        //输出性别        console.log(getSexByIdCard(card))        //输出生日        console.log(getBirthdayByIdCard(card))        //输出出生地        console.log(getAreaByIdCard(card))        //输出年龄        console.log(getAgeByIdCard(card))      } else {        console.log(checkIdCard(card).message)      }    });  }</script><input type="text" value="" id="txtVal"><input type="button" id="oBtn" value="获取身份证信息"></body></html>

这里使用在线HTML/CSS/JavaScript代码运行工具：http://tools.VeVB.COm/code/HtmlJsRun测试上述代码，可得如下运行结果：