//Create the Excel Application object ApplicationClass excelApp=newApplicationClass(); //Create a new Excel Workbook Workbook excelWorkbook=excelApp.Workbooks.Add(Type.Missing); intsheetIndex=0; //Copy each DataTable foreach(System.Data.DataTable dtindataSet.Tables) { //Copy the DataTable to an...
/// /// 将Excel中所有Sheet的数据导入一个DataSet/// /// <returns></returns>public static DataSet CreateDataSource(string strPath){ try { bool m_DelRow = false; string strConn = "Provider = Microsoft.Jet.OLEDB.4.0;Data Source = " + strPath + "; Extended Properties = 'Excel ...
2.将Excel文件导入到DataSet(DataTable)中 因为一个Excel文件可以有多个sheet页,所以C#方法最好使用与Excel文档结构相对应的DataSet类,即将DataSet(可以包含多个DataTable)导出为Excel,DataSet中的每个DataTabel对应一个Excel中的Sheet页。 方法解释:此方法将一个Excel文件导入为一个DataSet,Excel中每个Sheet页都会生成一个...
MAX_SHEET_ROWS = 65536-1; //Excel每Sheet最大行数 MAX_VAR_ONCE = 200; //一次导出的条数 MAX_CELL_LEN = 255; ColRowSepChar = ':'; procedure OneDataSetToExcel(ADataSet: TDataSet; var AWorkBook: Variant; var ASheetIdx: Integer); ...
openFile.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.Desktop);openFile.Multiselect = false;if (openFile.ShowDialog() == DialogResult.Cancel) return null;var excelFilePath = openFile.FileName;Excel.Application app = new Excel.Application();Excel.Sheets sheets;object ...
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///要导出的文件名 publicstaticvoidExportToExcel(DataSet source,stringfileName) { System.IO.StreamWriter excelDoc; excelDoc=newSystem.IO.StreamWriter(fileName); conststringstartExcelXML="<xml version>\r\n<Workbook"+ "xmlns=\"urn:schemas-microsoft-com:office...
Export data to multiple sheets in excel from multiple grid views Export DataSet to Excel Sheet export datatable to excel Export DataTable To MS Word in C# Export Excel with header in c# using XLWorkbook Export Excel with password protected sheet in asp.net c# Export list of objects to .csv...
对于EXCEL中的表即sheet([sheet1$])如果不是固定的可以使用下面的方法得到 string strConn = "Provider=Microsoft.Jet.OLEDB.4.0;"+"Data Source="+ Path +";"+"Extended Properties=Excel 8.0;";OleDbConnection conn = new OleDbConnection(strConn);DataTable schemaTable = objConn....
我们在.NET中访问读取Excel数据时一般采用 Microsoft.Jet.OLEDB.4.0[2]。现以读取一个Excel文件auto.xls中sheet1工作表为例,工作表的内容如表1所示。表1sheet1表的数据内容现将该表的数据内容读取并显示到到DataGrid中,简化的代码如下: 显示代码打印01StringConnStr="Provider=Microsoft.Jet.OLEDB.4.0; 02 03Data...