const variables VS enumerators

        const int ITEMSORT_INVALID = -1;
        const int ITEMSORT_EXPEND = 0;
        const int ITEMSORT_HELMET = 1;
        const int ITEMSORT_NECKLACE = 2;
        const int ITEMSORT_ARMOR = 3;
        const int ITEMSORT_WEAPON1 = 4;
        const int ITEMSORT_WEAPON2 = 5;
        const int ITEMSORT_SHIELD = 6;
        const int ITEMSORT_RING = 7;
        const int ITEMSORT_SHOES = 8;
        const int ITEMSORT_OTHER = 9;

class UserData
{
      private uint uiId;
      private string szName;
      public const int MAX_LEVEL = 140;//ex to use a const

      enum EntityVariable { Id, Name }//ex to use a enum

      public uint GetInt(EntityVariable evObject) 
      { 
            switch (evObject)
            {
                  case EntityVariable.Id:
                        return uiId;
            }
      }

      public string GetStr(EntityVariable evObject) 
      { 
            switch (evObject)
            {
                  case EntityVariable.Name:
                        return szName;
            }
      }

      public void SetStr(EntityVariable evObject, string szValue) 
      { 
            switch (evObject)
            {
                  case EntityVariable.Name:
                        szName = szValue;
                        //TODO: Actions after change name here
                        break;
            }
      }
}