正则

作者: WeekDiffculty | 来源:发表于2017-06-20 09:12 被阅读0次

    /********** 方法一览表 **********/
    /*

    • 验证银行卡号是否正确
    • 车牌号验证
    • 检验邮箱地址是否正确
    • 手机号中间四位密文显示
    • 判断QQ号是否正确(5-11位)
    • 判断身份证号是否正确(如末位为字母请用“x”代替)
    • 判断全字母
    • 判断仅输入字母或数字
    • 判断密码是否同时包含大小写字母和数字(6-18位,可输入符号)
    • 替换字符串重复内容(可作为去重使用)
    • 判断字符串中是否为纯阿拉伯数字组成-字符传长度不限
    • 仅能输入中文
    • 判断字符串中是否包含汉字
      */

    import "RegularExpressionsBySyc.h"

    @implementation RegularExpressionsBySyc

    pragma mark - 银行卡号验证

    +(BOOL) checkBankCardNumber:(NSString*)cardNo{
        int oddsum = 0;     //奇数求和
        int evensum = 0;    //偶数求和
        int allsum = 0;
        int cardNoLength = (int)[cardNo length];
        int lastNum = [[cardNo substringFromIndex:cardNoLength-1] intValue];
        cardNo = [cardNo substringToIndex:cardNoLength - 1];
        for (int i = cardNoLength -1 ; i>=1;i--) {
            NSString *tmpString = [cardNo substringWithRange:NSMakeRange(i-1, 1)];
            int tmpVal = [tmpString intValue];
            if (cardNoLength % 2 ==1 ) {
                if((i % 2) == 0){
                    tmpVal *= 2;
                    if(tmpVal>=10)
                        tmpVal -= 9;
                    evensum += tmpVal;
                }else{
                    oddsum += tmpVal;
                }
            }else{
                if((i % 2) == 1){
                    tmpVal *= 2;
                    if(tmpVal>=10)
                        tmpVal -= 9;
                    evensum += tmpVal;
                }else{
                    oddsum += tmpVal;
                }
            }
        }
        allsum = oddsum + evensum;
        allsum += lastNum;
        if((allsum % 10) == 0)
            return YES;
        else
            return NO;
    }
    

    pragma mark - 车牌号验证

    + (BOOL) validateCarNo:(NSString *)carNo{
        NSString *carRegex = @"^[\u4e00-\u9fa5]{1}[a-zA-Z]{1}[a-zA-Z_0-9]{4}[a-zA-Z_0-9_\u4e00-\u9fa5]$";
        NSPredicate *carTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",carRegex];
        return [carTest evaluateWithObject:carNo];
    }
    

    pragma mark - 检验邮箱是否正确

    +(BOOL)isRightEmail:(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 mark - 判断是否为正确的QQ号

    +(BOOL)isCorrectAQQNumber:(NSString *)qqNum{
        NSString *pattern = @"\\d{5,11}";
        NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
        BOOL isMatch = [pred evaluateWithObject:qqNum];
        return isMatch;
    }
    

    pragma mark - 手机号中间四位密文显示

    +(NSString *)replaceThe4NumOfPhoneNumber:(NSString*)phoneNumber{
        NSRegularExpression *regExp = [[NSRegularExpression alloc] initWithPattern:@"(\\d{3})\\d{4}(\\d{4})"
                                                                           options:NSRegularExpressionCaseInsensitive
                                                                             error:nil];
        NSString *resultStr = phoneNumber;
        resultStr = [regExp stringByReplacingMatchesInString:phoneNumber
                                                     options:NSMatchingReportProgress
                                                       range:NSMakeRange(0, phoneNumber.length)
                                                withTemplate:@"$1****$2"];
        return resultStr;
    }
    

    pragma mark - 判断身份证号是否符合规则

    +(BOOL)isIDCardNumComplyWithTheRules:(NSString *)idCardString{
        NSString *pattern = @"(^[0-9]{15}$)|([0-9]{17}([0-9]|x)$)";
        NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
        BOOL isMatch = [pred evaluateWithObject:idCardString];
        return isMatch;
    }
    
    

    pragma mark - 判断密码是否同时包含大小写字母和数字,可输入符号

    +(BOOL)isPasswordContainsBigSmallNumber:(NSString *)password{
        NSString * regex = @"^(?=.*\\d)(?=.*[a-z])(?=.*[A-Z]).{6,18}$";
        NSPredicate * onlyArabicNumeral = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", regex];
        BOOL isMatch = [onlyArabicNumeral evaluateWithObject:password];
        return isMatch;
    }
    

    pragma mark - 替换字符串内容

    +(NSString *)sourceString:(NSString *)sourceString toString:(NSString *)toString{
        NSRegularExpression *regExp = [[NSRegularExpression alloc] initWithPattern:@"(.)\\1+"
                                                                           options:NSRegularExpressionCaseInsensitive
                                                                             error:nil];
        NSString *resultStr = sourceString;
        resultStr = [regExp stringByReplacingMatchesInString:sourceString
                                                     options:NSMatchingReportProgress
                                                       range:NSMakeRange(0, sourceString.length)
                                                withTemplate:toString];
        return resultStr;
    }
    

    pragma mark - 判断字符串中是否为纯阿拉伯数字组成-字符传长度不限

    +(BOOL)isOnlyArabicNumeralInTheString:(NSString *)string FirstLetterType:(FirstLetterType)tpye{
        switch (tpye) {
            //允许首位为0
            case 0:{
                NSString * regex_0 = @"\\d{1,}";
                NSPredicate * onlyArabicNumeral = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", regex_0];
                BOOL isMatch = [onlyArabicNumeral evaluateWithObject:string];
                return isMatch;
            }break;
            //不允许首位为0
            case 1:{
                NSString * regex_1 =@"[1-9]\\d{0,}";
                NSPredicate * onlyArabicNumeral = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", regex_1];
                BOOL isMatch = [onlyArabicNumeral evaluateWithObject:string];
                return isMatch;
            }break;
                
            default:
                break;
        }
    }
    

    pragma mark 仅能输入中文

    +(BOOL)deptNameInputShouldChinese:(NSString *)string{
        NSString *regex = @"[\u4e00-\u9fa5]+";
        NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",regex];
        BOOL isMatch = [pred evaluateWithObject:string];
        return isMatch;
    }
    
    

    pragma mark - 判断字符串中是否包含汉字

    +(BOOL)isChineseRangeOfString:(NSString *)string{
        NSRange range = [string rangeOfString:@"[\u4e00-\u9fa5]+" options:NSRegularExpressionSearch];
        if (range.location != NSNotFound) {
            //输出包含的汉字是什么
    //        NSLog(@"%@", [string substringWithRange:range]);
            return YES;
        }
        return NO;
    }
    

    pragma mark - 判断全字母

    +(BOOL)deptPassInputShouldAlpha:(NSString *)string{
        NSString *regex =@"[a-zA-Z]+";
        NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",regex];
        BOOL isMatch = [pred evaluateWithObject:string];
        return isMatch;
        
    }
    

    pragma mark - 判断仅输入字母或数字

    +(BOOL) deptIdInputShouldAlphaNum:(NSString *)string{
        NSString *regex =@"[a-zA-Z0-9]+";
        NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",regex];
        BOOL isMatch = [pred evaluateWithObject:string];
        return isMatch;
    }
    
    

    手机号码

    + (BOOL)isTelephone:(NSString *)mobile
    {
        if (mobile.length !=11)
        {
            return NO;
        }else {
           // NSString *pattern = @"^1+[34578]+\\d{9}";
            NSString *pattern = @"^((\\d{2,3})|(\\d{3}\\-))?1(3|4|5|7|8)\\d{9}";
            NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
            BOOL isMatch = [pred evaluateWithObject:mobile];
            return isMatch;
        }
        return NO;
    }
    
    

    @end

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