身份证号校验和社会信用代码校验

如下:

  //身份证号校验
    function isIdCardNo(num) {
        num = num.toUpperCase();//身份证号码为15位或者18位,15位时全为数字,18位前17位为数字,最后一位是校验位,可能为数字或字符X。
        if (!(/(^\d{15}$)|(^\d{17}([0-9]|X)$)/.test(num))) {
            alert('输入的身份证号长度不对,或者号码不符合规定!\n15位号码应全为数字,18位号码末位可以为数字或X。');
            //alert('身份证号长度不正确或不符合规定!');
            return false;
        } 
        //验证前2位,城市符合
        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(num.substr(0,2))]==null){
            alert('身份证号不正确或不符合规定!');
            return false;
        }
        //alert('城市:'+aCity[parseInt(num.substr(0,2))]);
        
        //下面分别分析出生日期和校验位
        var len, re; len = num.length; 
        if (len == 15) {
            re = new RegExp(/^(\d{6})(\d{2})(\d{2})(\d{2})(\d{3})$/);
            var arrSplit = num.match(re);  //检查生日日期是否正确
            var dtmBirth = new Date('19' + arrSplit[2] + '/' + arrSplit[3] + '/' + arrSplit[4]);
            var bGoodDay; bGoodDay = (dtmBirth.getYear() == Number(arrSplit[2])) && ((dtmBirth.getMonth() + 1) == Number(arrSplit[3])) && (dtmBirth.getDate() == Number(arrSplit[4]));
            if (!bGoodDay) {        
                alert('身份证号的出生日期不对!');           
                return false;
            } else { //将15位身份证转成18位 //校验位按照ISO 7064:1983.MOD 11-2的规定生成,X可以认为是数字10。       
                var arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);        
                var arrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');     
                var nTemp = 0, i;           
                num = num.substr(0, 6) + '19' + num.substr(6, num.length - 6);          
                for(i = 0; i < 17; i ++) {                
                    nTemp += num.substr(i, 1) * arrInt[i];       
                }
                num += arrCh[nTemp % 11];
                return true;
            }
        }
        if (len == 18) {
            re = new RegExp(/^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|X)$/);
            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) {
                //alert(dtmBirth.getYear());
                //alert(arrSplit[2]);
                alert('身份证号的出生日期不对!');
                return false;
            }
            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)) {
                    //alert('18位身份证的校验码不正确!应该为:' + valnum);
                    alert('18位身份证号的校验码不正确!');
                    return false;
                }
                return true;
            }
        } 
        return false;
    }

    //社会信用识别码校验
    function CheckSocialCreditCode(Code){
        var patrn = /^[0-9A-Z]+$/;   //18位校验及大写校验
        if ((Code.length != 18) || (patrn.test(Code) == false)) {
            alert("不是有效的统一社会信用编码!");  
            return false;
        }
        else
        {
            var Ancode; //统一社会信用代码的每一个值
            var Ancodevalue; //统一社会信用代码每一个值的权重 
            var total = 0;    
            var weightedfactors = [1, 3, 9, 27, 19, 26, 16, 17, 20, 29, 25, 13, 8, 24, 10, 30, 28]; //加权因子 
            var str = '0123456789ABCDEFGHJKLMNPQRTUWXY';     //不用I、O、S、V、Z 
            for (var i = 0; i < Code.length - 1; i++){
                Ancode = Code.substring(i, i + 1);    
                Ancodevalue = str.indexOf(Ancode);    
                total = total + Ancodevalue * weightedfactors[i];     //权重与加权因子相乘之和 
                    
            }    
            var logiccheckcode = 31 - total % 31;    
            if (logiccheckcode == 31){      
                logiccheckcode = 0;    
            }    
            var Str = "0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F,G,H,J,K,L,M,N,P,Q,R,T,U,W,X,Y";    
            var Array_Str = Str.split(',');    
            logiccheckcode = Array_Str[logiccheckcode];    
            var checkcode = Code.substring(17, 18);    
            if (logiccheckcode != checkcode){
                alert("不是有效的统一社会信用编码!"); 
                return false;   
            }
            return true;
        } 
    }
    

end;

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转载自www.cnblogs.com/xh_Blog/p/13403857.html