DataTable schemaTable = objConn.GetOleDbSchemaTable(System.Data.OleDb.OleDbSchemaGuid.Tables,null); stringtableName = schemaTable.Rows[0][2].ToString().Trim();//获取 Excel 的表名,默认值是sheet1 stringstrSql ="select *
33}3435OperContext oc =OperContext.CurrentContext;36privatestringDataInSql(DataTable dt, HttpContext context)37{38interrorcont =0;39intinsertcount =0;//记录插入成功条数40intupdatecount =0;//记录更新信息条数4142intsumcount =dt.Rows.Count;4344#region获取导入的文件名45HttpPostedFile file = contex...
/// <summary> /// 導入excel中的數据到DataTable中 /// </summary> /// <param name="sheetName">excel工作薄sheet的名稱</param> /// <param name="isFirstRowColumn">第一行是否是DataTable的列名</param> /// <returns>返回的DataTable</returns> private DataTable ExcelToDataTable(string sheet...
publicstaticDataTableGetTableStructureFromTitleRange(Excel.RangetitleRow,boolisAllString=false){DataTabledt=newDataTable();foreach(Excel.RangecellintitleRow.Cells){if(isAllString){dt.Columns.Add(cell.Value2,typeof(string));}else{dt.Columns.Add(cell.Value2,typeof(object));}}returndt;} 数据注入...
DataTable dt = new DataTable(); var firstRow = sheet.GetRow(0); if (firstRow != null) { for (int columnIndex = 0; columnIndex < firstRow.LastCellNum; columnIndex++) { var cell = firstRow.GetCell(columnIndex); dt.Columns.Add(cell.StringCellValue.Trim(), typeof(string)); ...
Step 6: How to Turn off Data Tables If you want to turn off your Data Table, open the Chart Elements window and uncheck the Data Table option. Topic #10 How to Filter Charts in Excel Thanks for checking out this tutorial. If you need additional help, you can check out some of our...
;//转换格式if(isTransDataType){TransDataTypeOfListObject(vstoListObject,outputTable);}//修改列名TransHeaderNameOfListObject(vstoListObject);//追加之前用户加入的公式,有可能会报错的,用Try-Catch来处理AddCustomCalColumns(vstoListObject,dicListObjectCalColumns);///自动调整列宽AutoFitColumnWidth(vstoListObj...
I am having some trouble being able to add data from my Excel Worksheet to my Access Database Table. I managed to do this a While ago but have lost the code and cant seam to remember it all and get it working. The following is the code that I have written to try to get this to...
If you want to add up a column of numbers, you would select the range of cells containing those numbers.On the other hand, an Excel table is a structured and pre-formatted dynamic range of cells that has its own name. Excel tables make organizing and analyzing data easy by providing ...
Under the Influence of COVID-19, more people need to finish their work online and Excel become one of the most useful tools. By using excel, data table integration, analysis, and automatic calculation can be completed, which will greatly improve work eff