感谢@shaofing #552 更正,低内存请使用 CommandDefinition + CommandFlags.NoCache,如下using (var connection = GetConnection(connectionString)) { var rows = connection.Query( new CommandDefinition( @"select 'MiniExcel' as Column1,1 as Column2 union all select 'Github',2" , flags: CommandFlags.No...
(139) UserForm1.Controls.Count ‘显示窗体UserForm1上的控件数目 (140) ListBox1.AddItem “Command1” ‘在列表框中添加Command1 (141) ListBox1.ListIndex ‘返回列表框中条目的值,若为-1,则表明未选中任何列表框中的条目 (142) RefEdit1.Text ‘返回代表单元格区域地址的文本字符串 RefEdit1.Text=ActiveW...
string strCom =" SELECT * FROM [Sheet1$]"; using (OleDbConnection myConn = new OleDbConnection(strCon)) using (OleDbDataAdapter myCommand = new OleDbDataAdapter(strCom, myConn)) { myConn.Open(); myCommand.Fill(ds); }if(ds == null || ds.Tables.Count <= 0)returnnull;returnds.Tables[...
返回一个 ServerPolicy 对象,该对象代表为在运行 2nd_OSS_NoVersion 2007 的服务器上存储的工作簿指定的策略。 此为只读属性。 (继承自 _Workbook) ServerViewableItems 允许开发人员与服务器上显示的工作簿中已发布对象的列表进行交互。 此为只读属性。 (继承自 _Workbook) SharedWorkspace 返回一个 SharedWo...
When you point to the fill handle, the pointer changes to a black cross. Filter To display only the rows in a list that satisfy the conditions you specify. You use the AutoFilter command to display rows that match one or more specific values, calculated values, or conditions. Font A ...
The Chart tab is available only when a chart is selected (File menu, Page Setup command). The printed chart size and scaling options are no longer available on the Chart tab of the Page Setup dialog box. The Chart tab is available only when a chart is selected (Page Layout...
If you're testing your add-in on Mac, run the following command in the root directory of your project before proceeding. When you run this command, the local web server starts. command line 複製 npm run dev-server To test your add-in in Excel, run the following command in the root...
myCommand.Fill(newds, "Table1"); for (int i = 0; i < oldds.Tables[0].Rows.Count; i++) { //在这里不能使用ImportRow方法将一行导入到news中, //因为ImportRow将保留原来DataRow的所有设置(DataRowState状态不变)。 //在使用ImportRow后newds内有值,但不能更新到Excel中因为所有导入行的DataRow...
SubNoMultiAreaSelection() NumberOfSelectedAreas = Selection.Areas.CountIfNumberOfSelectedAreas >1ThenMsgBox"You cannot carry out this command "& _"on multi-area selections"EndIfEndSub 此示例使用Range对象的AdvancedFilter方法在 A 列的区域中创建一个唯一值列表和这些唯一值的出现次数。
XlCommandUnderlines XlCommentDisplayMode XlConditionValueTypes XlConnectionType XlConsolidationFunction XlContainsOperator XlCopyPictureFormat XlCorruptLoad XlCreator XlCredentialsMethod XlCubeFieldSubType XlCubeFieldType XlCutCopyMode XlCVError XlDataBarAxisPosition XlDataBarBorderType XlDataBarFillType...