iOS 正则表达式判断手机号码、固话

{
  if (mobileNum.length != 11)
  {
    return NO;
  }
  /**
   * 手机号码: 
   * 13[0-9], 14[5,7], 15[0, 1, 2, 3, 5, 6, 7, 8, 9], 17[6, 7, 8], 18[0-9], 170[0-9]
   * 移动号段: 134,135,136,137,138,139,150,151,152,157,158,159,182,183,184,187,188,147,178,1705
   * 联通号段: 130,131,132,155,156,185,186,145,176,1709
   * 电信号段: 133,153,180,181,189,177,1700
   */
  NSString *MOBILE = @"^1(3[0-9]|4[57]|5[0-35-9]|8[0-9]|7[0678])\\d{8}$";
  /**
   * 中国移动：China Mobile
   * 134,135,136,137,138,139,150,151,152,157,158,159,182,183,184,187,188,147,178,1705
   */
  NSString *CM = @"(^1(3[4-9]|4[7]|5[0-27-9]|7[8]|8[2-478])\\d{8}$)|(^1705\\d{7}$)";
  /**
   * 中国联通：China Unicom
   * 130,131,132,155,156,185,186,145,176,1709
   */
  NSString *CU = @"(^1(3[0-2]|4[5]|5[56]|7[6]|8[56])\\d{8}$)|(^1709\\d{7}$)";
  /**
   * 中国电信：China Telecom
   * 133,153,180,181,189,177,1700
   */
  NSString *CT = @"(^1(33|53|77|8[019])\\d{8}$)|(^1700\\d{7}$)";
  //  NSString * PHS = @"^(0[0-9]{2})\\d{8}$|^(0[0-9]{3}(\\d{7,8}))$";
  NSPredicate *regextestmobile = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", MOBILE];
  NSPredicate *regextestcm = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", CM];
  NSPredicate *regextestcu = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", CU];
  NSPredicate *regextestct = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", CT];
  if (([regextestmobile evaluateWithObject:mobileNum] == YES)
    || ([regextestcm evaluateWithObject:mobileNum] == YES)
    || ([regextestct evaluateWithObject:mobileNum] == YES)
    || ([regextestcu evaluateWithObject:mobileNum] == YES))
  {
    return YES;
  }
  else
  {
    return NO;
  }
}

NSString *MOBILE = @"^1(3[0-9]|4[57]|5[0-35-9]|8[0-9]|7[0678])\\d{8}$";
NSPredicate *regextestmobile = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", MOBILE];
return [regextestmobile evaluateWithObject:mobileNum];

+ (BOOL)isChinaMobile:(NSString *)phoneNum
{
  NSString *CM = @"(^1(3[4-9]|4[7]|5[0-27-9]|7[8]|8[2-478])\\d{8}$)|(^1705\\d{7}$)";
  NSPredicate *regextestcm = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", CM];
  return [regextestcm evaluateWithObject:phoneNum];
}

+ (NSString *)getPhoneNumType:(NSString *)phoneNum
{
  return [self isChinaMobile:phoneNum]? @"中国移动": ([self isChinaUnicom:phoneNum]? @"中国联通":([self isChinaTelecom:phoneNum]? @"中国电信": @"未知"));
}