正則

/********** 方法一覽表 **********/
/*

  • 驗(yàn)證銀行卡號是否正確
  • 車牌號驗(yàn)證
  • 檢驗(yàn)郵箱地址是否正確
  • 手機(jī)號中間四位密文顯示
  • 判斷QQ號是否正確(5-11位)
  • 判斷身份證號是否正確(如末位為字母請用“x”代替)
  • 判斷全字母
  • 判斷僅輸入字母或數(shù)字
  • 判斷密碼是否同時(shí)包含大小寫字母和數(shù)字(6-18位,可輸入符號)
  • 替換字符串重復(fù)內(nèi)容(可作為去重使用)
  • 判斷字符串中是否為純阿拉伯?dāng)?shù)字組成-字符傳長度不限
  • 僅能輸入中文
  • 判斷字符串中是否包含漢字
    */

import "RegularExpressionsBySyc.h"

@implementation RegularExpressionsBySyc

pragma mark - 銀行卡號驗(yàn)證

+(BOOL) checkBankCardNumber:(NSString*)cardNo{
    int oddsum = 0;     //奇數(shù)求和
    int evensum = 0;    //偶數(shù)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 - 車牌號驗(yàn)證

+ (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 - 檢驗(yàn)郵箱是否正確

+(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 - 判斷是否為正確的QQ號

+(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 - 手機(jī)號中間四位密文顯示

+(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 - 判斷身份證號是否符合規(guī)則

+(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 - 判斷密碼是否同時(shí)包含大小寫字母和數(shù)字,可輸入符號

+(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 - 替換字符串內(nèi)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 - 判斷字符串中是否為純阿拉伯?dāng)?shù)字組成-字符傳長度不限

+(BOOL)isOnlyArabicNumeralInTheString:(NSString *)string FirstLetterType:(FirstLetterType)tpye{
    switch (tpye) {
        //允許首位為0
        case 0:{
            NSString * regex_0 = @"\\d{1,}";
            NSPredicate * onlyArabicNumeral = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", regex_0];
            BOOL isMatch = [onlyArabicNumeral evaluateWithObject:string];
            return isMatch;
        }break;
        //不允許首位為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 僅能輸入中文

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

pragma mark - 判斷字符串中是否包含漢字

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

pragma mark - 判斷全字母

+(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 - 判斷僅輸入字母或數(shù)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;
}

手機(jī)號碼

+ (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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