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js身份证验证类

var IDCard = function () {
    //----------------------------------------------------------
    //    功能:根据身份证号获得出生日期
    //  参数:身份证号 psidno
    //    返回值:
    //    出生日期
    //----------------------------------------------------------
    this.GetBirthday = function (psidno) {
        var birthdayno, birthdaytemp
        if (psidno.length == 18) {
            birthdayno = psidno.substring(6, 14)
        } else if (psidno.length == 15) {
            birthdaytemp = psidno.substring(6, 12)
            birthdayno = "19" + birthdaytemp
        } else {
            console.log("错误的身份证号码,请核对!")
            return false
        }
        var birthday = birthdayno.substring(0, 4) + "-" + birthdayno.substring(4, 6) + "-" + birthdayno.substring(6, 8)
        return birthday
    }
    //----------------------------------------------------------
    //    功能:根据身份证号获得性别
    //  参数:身份证号 psidno
    //    返回值:
    //    性别
    //----------------------------------------------------------
    this.GetSex = function (psidno) {
        var sexno, sex
        if (psidno.length == 18) {
            sexno = psidno.substring(16, 17)
        } else if (psidno.length == 15) {
            sexno = psidno.substring(14, 15)
        } else {
            console.log("错误的身份证号码,请核对!")
            return false
        }
        var tempid = sexno % 2;
        if (tempid == 0) {
            sex = ‘F‘
        } else {
            sex = ‘M‘
        }
        return sex
    }


    //----------------------------------------------------------
    //    功能:根据身份证号获得年龄
    //  参数:身份证号 psidno
    //    返回值:
    //    年龄
    //----------------------------------------------------------
    this.GetAge = function (ic) {
        var myDate = new Date();
        var month = myDate.getMonth() + 1;
        var day = myDate.getDate();
        var age = myDate.getFullYear() - ic.substring(6, 10) - 1;
        if (ic.substring(10, 12) < month || ic.substring(10, 12) == month && ic.substring(12, 14) <= day) {
            age++;
        }
        return age;
    }
    //----------------------------------------------------------
    //    功能:检查身份证号码
    //  参数:
    //    idcard 
    //    返回值:
    //----------------------------------------------------------
    this.CheckIdCard = function (idcard) {
        var Errors = new Array(
           "验证通过!",
           "身份证号码位数不对!",
           "身份证号码出生日期超出范围!",
           "身份证号码校验错误!",
           "身份证地区非法!"
        );
        var area = {
            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"
        }
        var idcard, Y, JYM;
        var S, M;
        var idcard_array = new Array();
        idcard_array = idcard.split("");
        //地区检验 
        if (area[parseInt(idcard.substr(0, 2))] == null) return Errors[4];
        //身份号码位数及格式检验 
        switch (idcard.length) {
            case 15:
                if ((parseInt(idcard.substr(6, 2)) + 1900) % 4 == 0 || ((parseInt(idcard.substr(6, 2)) + 1900) % 100 == 0 &&
                (parseInt(idcard.substr(6, 2)) + 1900) % 4 == 0)) {
                    ereg = /^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}$/;//测试出生日期的合法性 
                } else {
                    ereg = /^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}$/;//测试出生日期的合法性 
                }
                if (ereg.test(idcard)) return Errors[0];
                else return Errors[2];

                break;
            case 18:
                //18位身份号码检测 
                //出生日期的合法性检查 
                //闰年月日:((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9])) 
                //平年月日:((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8])) 
                if (parseInt(idcard.substr(6, 4)) % 4 == 0 || (parseInt(idcard.substr(6, 4)) % 100 == 0 &&
                parseInt(idcard.substr(6, 4)) % 4 == 0)) {
                    ereg = /^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}[0-9Xx]$/;//闰年出生日期的合法性正则表达式 
                } else {
                    ereg = /^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}[0-9Xx]$/;//平年出生日期的合法性正则表达式 
                }
                if (ereg.test(idcard)) {//测试出生日期的合法性 
                    //计算校验位 
                    S = (parseInt(idcard_array[0]) + parseInt(idcard_array[10])) * 7
                    + (parseInt(idcard_array[1]) + parseInt(idcard_array[11])) * 9
                    + (parseInt(idcard_array[2]) + parseInt(idcard_array[12])) * 10
                    + (parseInt(idcard_array[3]) + parseInt(idcard_array[13])) * 5
                    + (parseInt(idcard_array[4]) + parseInt(idcard_array[14])) * 8
                    + (parseInt(idcard_array[5]) + parseInt(idcard_array[15])) * 4
                    + (parseInt(idcard_array[6]) + parseInt(idcard_array[16])) * 2
                    + parseInt(idcard_array[7]) * 1
                    + parseInt(idcard_array[8]) * 6
                    + parseInt(idcard_array[9]) * 3;
                    Y = S % 11;
                    M = "F";
                    JYM = "10X98765432";
                    M = JYM.substr(Y, 1);//判断校验位 
                    if (M == idcard_array[17]) return Errors[0]; //检测ID的校验位 
                    else return Errors[3];
                }
                else return Errors[2];
                break;
            default:
                return Errors[1];
                break;
        }
    }



    //JS日期系列:根据出生日期 得到周岁年龄              
    //参数strBirthday已经是正确格式的2007-02-09这样的日期字符串
    //后续再增加相关的如日期判断等JS关于日期处理的相关方法
    this.GetAgeByDate = function (Birthday) {
        var reg = /^(?:(?!0000)[0-9]{4}-(?:(?:0[1-9]|1[0-2])-(?:0[1-9]|1[0-9]|2[0-8])|(?:0[13-9]|1[0-2])-(?:29|30)|(?:0[13578]|1[02])-31)|(?:[0-9]{2}(?:0[48]|[2468][048]|[13579][26])|(?:0[48]|[2468][048]|[13579][26])00)-02-29)$/;
        if (reg.test(Birthday) == true) {
            var date = new Date(Birthday)
                       , currentYear = new Date().getFullYear();
            if (currentYear - date.getFullYear() >= 0) {
                return (currentYear - date.getFullYear());
            } else {
                return 0;
            }
        } else {
            return "";
        }
    }
}

 

js身份证验证类