public static string fncNumEnPrep(string vPed, int vLin) { string vEnPrep = ""; using (SqlConnection cnn = new SqlConnection(cParamXml.strConecProduc_Prueb)) { cnn.Open(); SqlCommand cmd = new SqlCommand("GC_Entregas_NumEnPrep", cnn); cmd.CommandType = CommandType.StoredProcedure; SQLDataAccess.AddParamToSQLCmd(cmd, "@Pedido", SqlDbType.VarChar, 20, ParameterDirection.Input, vPed); SQLDataAccess.AddParamToSQLCmd(cmd, "@Lin", SqlDbType.Int, 0, ParameterDirection.Input, vLin); SQLDataAccess.AddParamToSQLCmd(cmd, "@Res", SqlDbType.VarChar, 20, ParameterDirection.Output, null); cmd.ExecuteScalar(); vEnPrep = cmd.Parameters["@Res"].Value.ToString(); cnn.Close(); } return(vEnPrep); }