DataTable表格

 
                    DataTable dtMain = new DataTable();
                    DataColumn dc = new DataColumn("xxx", typeof(string));
                    dtMain.Columns.Add(dc);

                    DataRow dr = dtMain.NewRow();
                    dr["xxx"] = "xxx";
                     
                    dtMain.Rows.Add(dr);
                    dtMain.AcceptChanges();