正则表达式

    xiaoxiao2021-12-14  23

    #pragma 正则匹配手机号

    + (BOOL)checkTelNumber:(NSString *) telNumber

    {

        NSString *pattern = @"^1+[3578]+\d{9}";

        NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];

        BOOL isMatch = [pred evaluateWithObject:telNumber];

        return isMatch;

    }

    #pragma 正则匹配用户密码6-18位数字和字母组合

    + (BOOL)checkPassword:(NSString *) password

    {

        NSString *pattern = @"^(?![0-9]+$)(?![a-zA-Z]+$)[a-zA-Z0-9]{6,18}";

        NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];

        BOOL isMatch = [pred evaluateWithObject:password];

        return isMatch;

        

    }

    #pragma 正则匹配用户姓名,20位的中文或英文

    + (BOOL)checkUserName : (NSString *) userName

    {

        NSString *pattern = @"^[a-zA-Z-]{1,20}";

        NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];

        BOOL isMatch = [pred evaluateWithObject:userName];

        return isMatch;

        

    }

    #pragma 正则匹配用户身份证号1518

    + (BOOL)checkUserIdCard: (NSString *) idCard

    {

        BOOL flag;

        if (idCard.length <= 0) {

            flag = NO;

            return flag;

        }

        NSString *regex2 =@"^(^[1-9]\\d{7}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}$)|(^[1-9]\\d{5}[1-9]\\d{3}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])((\\d{4})|\\d{3}[Xx])$)$";

        NSPredicate *identityCardPredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",regex2];

        return [identityCardPredicate evaluateWithObject:idCard];

    }

    #pragma 正则匹配邮箱

    + (BOOL) checkUserEmail:(NSString *)email

    {

        NSString *emailRegex = @"[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}";

        NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", emailRegex];

        return [emailTest evaluateWithObject:email];

    }

    #pragma 正则匹配银行卡号

    + (BOOL)checkUserBankNumber:(NSString *)BankNumber{

        NSString *regex2 =@"^\\d{16,19}$|^\\d{6}[- ]\\d{10,13}$|^\\d{4}[- ]\\d{4}[- ]\\d{4}[- ]\\d{4,7}$";

        NSPredicate *identityCardPredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",regex2];

        return [identityCardPredicate evaluateWithObject:BankNumber];

        

    }

    #pragma 正则匹配用验证身份证户身份证号1518

    + (BOOL) validateIdentityCard: (NSString *)value

    {

        value = [value stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];

        if ([value length] != 18) {

            return NO;

        }

        NSString *mmdd = @"(((0[13578]|1[02])(0[1-9]|[12][0-9]|3[01]))|((0[469]|11)(0[1-9]|[12][0-9]|30))|(02(0[1-9]|[1][0-9]|2[0-8])))";

        NSString *leapMmdd = @"0229";

        NSString *year = @"(19|20)[0-9]{2}";

        NSString *leapYear = @"(19|20)(0[48]|[2468][048]|[13579][26])";

        NSString *yearMmdd = [NSString stringWithFormat:@"%@%@", year, mmdd];

        NSString *leapyearMmdd = [NSString stringWithFormat:@"%@%@", leapYear, leapMmdd];

        NSString *yyyyMmdd = [NSString stringWithFormat:@"((%@)|(%@)|(%@))", yearMmdd, leapyearMmdd, @"20000229"];

        NSString *area = @"(1[1-5]|2[1-3]|3[1-7]|4[1-6]|5[0-4]|6[1-5]|82|[7-9]1)[0-9]{4}";

        NSString *regex = [NSString stringWithFormat:@"%@%@%@", area, yyyyMmdd  , @"[0-9]{3}[0-9Xx]"];

        

        NSPredicate *regexTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", regex];

        if (![regexTest evaluateWithObject:value]) {

            return NO;

        }

        int summary = ([value substringWithRange:NSMakeRange(0,1)].intValue + [value substringWithRange:NSMakeRange(10,1)].intValue) *7 + ([value substringWithRange:NSMakeRange(1,1)].intValue + [value substringWithRange:NSMakeRange(11,1)].intValue) *9 + ([value substringWithRange:NSMakeRange(2,1)].intValue + [value substringWithRange:NSMakeRange(12,1)].intValue) *10 + ([value substringWithRange:NSMakeRange(3,1)].intValue + [value substringWithRange:NSMakeRange(13,1)].intValue) *5 + ([value substringWithRange:NSMakeRange(4,1)].intValue + [value substringWithRange:NSMakeRange(14,1)].intValue) *8 + ([value substringWithRange:NSMakeRange(5,1)].intValue + [value substringWithRange:NSMakeRange(15,1)].intValue) *4 + ([value substringWithRange:NSMakeRange(6,1)].intValue + [value substringWithRange:NSMakeRange(16,1)].intValue) *2 + [value substringWithRange:NSMakeRange(7,1)].intValue *1 + [value substringWithRange:NSMakeRange(8,1)].intValue *6 + [value substringWithRange:NSMakeRange(9,1)].intValue *3;

        NSInteger remainder = summary % 11;

        NSString *checkBit = @"";

        NSString *checkString = @"10X98765432";

        checkBit = [checkString substringWithRange:NSMakeRange(remainder,1)];// 判断校验位

        return [checkBit isEqualToString:[[value substringWithRange:NSMakeRange(17,1)] uppercaseString]];

    }

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