>> >>oRegisterDS = csRegister.oDataProcs.ExecuteQuery("b_GetRegisters", "Register", oRegParams); >> >>DataColumn oBalanceCol = new DataColumn("Balance", System.Type.GetType("System.Double")); >>oRegisterDS.Tables["Register"].Columns.Add(oBalanceCol); >> >>double dBalance = 0; >>foreach (DataRow oRow in oRegisterDS.Tables["Register"].Rows) >>{ >> if (oRow["Payment"] == null) >> { >> dBalance = dBalance + Convert.ToDouble(oRow["Deposit"]); >> } >> else >> { >> dBalance = dBalance - Convert.ToDouble(oRow["Payment"]); >> } >> >> oRow["Balance"] = dBalance; >>} >>>>