/*
 手機號碼 13[0-9],14[5|7|9],15[0-3],15[5-9],17[0|1|3|5|6|8],18[0-9]
 移動：134[0-8],13[5-9],147,15[0-2],15[7-9],178,18[2-4],18[7-8]
 聯通：13[0-2],145,15[5-6],17[5-6],18[5-6]
 電信：133,1349,149,153,173,177,180,181,189
 虛擬運營商: 170[0-2]電信  170[3|5|6]移動 170[4|7|8|9],171 聯通
 上網絡卡又稱資料卡，14號段為上網絡卡專屬號段，中國聯通上網絡卡號段為145，中國移動上網絡卡號段為147，中國電信上網絡卡號段為149
 */
-(BOOL)isMobilePhone:(NSString *)phoneNum
{
    NSString * MOBIL = @"^1(3[0-9]|4[579]|5[0-35-9]|7[01356]|8[0-9])\\d{8}$";
    NSPredicate *regextestmobile = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", MOBIL];
    if ([regextestmobile evaluateWithObject:phoneNum]) {
        return YES;
    }
    return NO;
}
 

/** 
 * 中國移動：China Mobile
 * 134[0-8],13[5-9],147,15[0-2],15[7-9],170[3|5|6],178,18[2-4],18[7-8]
 */
-(BOOL)isCMMobilePhone:(NSString *)phoneNum
{
    NSString * CM = @"^1(34[0-8]|70[356]|(3[5-9]|4[7]|5[0-27-9]|7[8]|8[2-47-8])\\d)\\d{7}$";
    NSPredicate *regextestcm = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", CM];
    if ([regextestcm evaluateWithObject:phoneNum]) {
        return YES;
    }
    return NO;
}
 

/**
 * 中國聯通：China Unicom
 * 13[0-2],145,15[5-6],17[5-6],18[5-6],170[4|7|8|9],171
 */
-(BOOL)isCUMobilePhone:(NSString *)phoneNum
{
    NSString * CU = @"^1(70[07-9]|(3[0-2]|4[5]|5[5-6]|7[15-6]|8[5-6])\\d)\\d{7}$";
    NSPredicate *regextestcu = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", CU];
    if ([regextestcu evaluateWithObject:phoneNum]) {
        return YES;
    }
    return NO;
}
 

/**
 * 中國電信：China Telecom
 * 133,1349,149,153,173,177,180,181,189,170[0-2]
 */
-(BOOL)isCTMobilePhone:(NSString *)phoneNum
{
    NSString * CT = @"^1(34[9]|70[0-2]|(3[3]|4[9]|5[3]|7[37]|8[019])\\d)\\d{7}$";
    NSPredicate *regextestct = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", CT];
    if ([regextestct evaluateWithObject:phoneNum]) {
        return YES;
    }
    return NO;
}

郵箱驗證

- (void)validationEmail:(NSString *)email {
    
    NSString *emailRegex = @"[A-Z0-9a-z._%+-][email protected][A-Za-z0-9.-]+\\.[A-Za-z]{2,4}";
    NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", emailRegex];
    if( [emailTest evaluateWithObject:email]){
        NSLog(@"恭喜！您輸入的郵箱驗證合法");
    }else{
        UIAlertView* alert = [[UIAlertView alloc] initWithTitle:@"提示" message:@"請輸入正確的郵箱" delegate:nil cancelButtonTitle:@"OK" otherButtonTitles:nil, nil];
        [alert show];
        
    }
}

將手機號中特定位置替換為*號

- (NSString *)replaceStringWithAsterisk:(NSInteger)startLocation length:(NSInteger)length {
    NSString *replaceStr = self;
    for (NSInteger i = 0; i < length; i++) {
        NSRange range = NSMakeRange(startLocation, 1);
        replaceStr = [replaceStr stringByReplacingCharactersInRange:range withString:@"*"];
        startLocation ++;
    }
    return replaceStr;
}

-(BOOL)checkPsw:(NSString *)pswStr
{
    NSString * pattern  =   @"^[A-Za-z0-9_]{6,16}$";
//    NSString *condition [email protected]"^(?![0-9]+$)(?![a-zA-Z]+$)[a-zA-Z0-9]{6,16}";
    NSPredicate * pred  =   [NSPredicate predicateWithFormat:@"SELF MATCHES %@",pattern];
    return [pred evaluateWithObject:pswStr];
}