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js身份证真实性校验,身份证真假校验,身份证验证

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//校验身份真实性
function isIdCardNo(num) {
    num = num.toUpperCase();
    if (!(/(^\d{15}$)|(^\d{17}([0-9]|X)$)/.test(num)) || num=='111111111111111' ) {
        return {'ok':false,'age':''};
    }
    //校验位按照ISO 7064:1983.MOD 11-2的规定生成,X可以认为是数字10。 
    var len, re;
    len = num.length;

    //获取生日
    function getAge(idnum){
    	function leadingZero(n){
			if(n<10){return '0'+n;}else{return ''+n;}
		}
    	//获取身份证年月日
		var birthdayYear = parseInt(idnum.substring(6,10)),
			birthdayMonth = parseInt('1'+idnum.substring(10,14));
		//获取现在的年月日
		var date = new Date();
		var nowYear = date.getFullYear(),
			nowMonth = parseInt('1'+leadingZero(date.getMonth()+1)+leadingZero(date.getDate())),
			age = nowYear-birthdayYear;
		//判断生日是否满
		if (birthdayMonth > nowMonth) {
			age = age-1;
		};
		return age;
    }

    if (len == 15) {
        re = new RegExp(/^(\d{6})(\d{2})(\d{2})(\d{2})(\d{3})$/);
        var arrSplit = num.match(re);
        //检查生日日期是否正确 
        var dtmBirth = new Date('19' + arrSplit[2] + '/' + arrSplit[3] + '/' + arrSplit[4]);
        var bGoodDay;
        bGoodDay = (dtmBirth.getYear() == Number(arrSplit[2])) && ((dtmBirth.getMonth() + 1) == Number(arrSplit[3])) && (dtmBirth.getDate() == Number(arrSplit[4]));
        if (!bGoodDay) {
            return {'ok':false,'age':''};
        } else {
            //将15位身份证转成18位 
            //校验位按照ISO 7064:1983.MOD 11-2的规定生成,X可以认为是数字10。 
            var arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
            var arrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');
            var nTemp = 0, i;
            num = num.substr(0, 6) + '19' + num.substr(6, num.length - 6);
            for (i = 0; i < 17; i++) {
                nTemp += num.substr(i, 1) * arrInt[i];
            }
            num += arrCh[nTemp % 11];
            return {'ok':true,'age':getAge(num)};
        }
    }
    if (len == 18) {
        re = new RegExp(/^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|X)$/);
        var arrSplit = num.match(re);
        //检查生日日期是否正确 
        var dtmBirth = new Date(arrSplit[2] + "/" + arrSplit[3] + "/" + arrSplit[4]);
        var bGoodDay;
        bGoodDay = (dtmBirth.getFullYear() == Number(arrSplit[2])) && ((dtmBirth.getMonth() + 1) == Number(arrSplit[3])) && (dtmBirth.getDate() == Number(arrSplit[4]));
        if (!bGoodDay) {
            return {'ok':false,'age':''};
        }
        else {
            //检验18位身份证的校验码是否正确。 
            //校验位按照ISO 7064:1983.MOD 11-2的规定生成,X可以认为是数字10。 
            var valnum;
            var arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
            var arrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');
            var nTemp = 0, i;
            for (i = 0; i < 17; i++) {
                nTemp += num.substr(i, 1) * arrInt[i];
            }
            valnum = arrCh[nTemp % 11];
            if (valnum != num.substr(17, 1)) {
                return {'ok':false,'age':''};
            }
            return {'ok':true,'age':getAge(num)};
        }
    }
    return {'ok':false,'age':''};
};

console.log(isIdCardNo('XXX'));
//输出:
Object {ok: false, age: ""}
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