public static bool CreateExcelFileForDataTable(string sqlStr, string[] tabinfo, int size) { SqlConnection con = DBprocess.createCon(); con.Open(); SqlDataAdapter da = new SqlDataAdapter(sqlStr, con); DataTable dt = new DataTable(); da.Fill(dt); SaveFileDialog saveFileDialog1 = new Save...
在Read Range活动中,AddHeaders参数表示是否把第一行作为标题行;在Write Range活动里则表示,是否在写入数据时添加标题行。 3. Excel和Data Table的其他常用活动 1)Append Range活动 和Write Range活动同样是写入数据,Append Range活动在工作表现有的数据之后写入数据,不会覆盖已有数据。 2)Build Data Table活动 该活...
在数据处理时，单元格公式中往往要引用原始数据源。多人操作时，每个人的操作习惯不同，如果数据源的单...
Range dataTableRange,bool isAllStringType=false) { Excel.Range titleRange = dataTableRange.Rows[1]; if (titleRange.Cells.Cast<Excel.Range>().Any(s => s.Value2 == null)) { throw new Exception("标题行有空单元格,请检查引用区域首行标题区域是否满足非空!"); } else if (titleRange.Cells...
QueryTable 物件 QueryTables 物件 QuickAnalysis 物件 Range 物件 Ranges 物件 RecentFile 物件 RecentFiles 物件 RectangularGradient 物件 Research 物件 RoutingSlip 物件 RTD 物件 Scenario 物件 Scenarios 物件 Series 物件 SeriesCollection 物件 SeriesLines 物件 ...
原理同样地先将Range对象转为二维数据,再将二维数组转为DataTable 具体代码如下: publicstaticDataTableGetTableFromDataTableRange(Excel.RangedataTableRange,boolisAllStringType=false){Excel.RangetitleRange=dataTableRange.Rows[1];if(titleRange.Cells.Cast<Excel.Range>().Any(s=>s.Value2==null)){thrownew...
After you create an Excel table, you may only want the table style without the table functionality. To stop working with your data in a table without losing any table style formatting that you applied, you can convert the table to a regular range of data on the w...
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 bu...
DataTable当然可以很轻松地转换为二维数组,再用Range.Resize的方式将二维数组返回给单元格区域,这不失为一个方法,但此处再次强调,这不是最优的方法。 在VSTO中,提供了ListObject的数据对象,区别于传统VBA中能够使用的ListObject。它是在Microsoft.Office.Tools.Excel命名空间内,是VSTO的宿主项,较传统的ListObject,其...
expression.DataLabelRange expressionA variable that represents aPivotTableobject. Example This example selects the data field labels in the PivotTable report. VB Worksheets("Sheet1").Activate Range("A3").SelectActiveCell.PivotTable.DataLabelRange.Select ...