yesi_1

I guess you need to get excel range to string finally, if right ,recommend u a [.NET API-Spire.xls](http://www.e-iceblue.com/Introduce/excel-for-net-introduce.html),after downloading and add dll to project,using the following code. Workbook workbook=new Workbook(); workbook.LoadFromFile("test.xlsx"); Worksheet worksheet=workbook.Worksheets[0]; string str = worksheet.Range["A1"].Value.ToString(); Console.WriteLine(str); Console.ReadKey();

U can refer this: http://stackoverflow.com/questions/1791369/excel-export-chart-to-wmf-or-emf

Here is a post :http://codingresolved.com/discussion/881/delete-selected-row-from-datagridview-and-database-in-c/p1

You can try this http://www.e-iceblue.com/Introduce/excel-for-net-introduce.html It supports both for the old Excel 97-2003 format (.xls) and for the new Excel 2007,Excel 2010 and Excel 2013 (.xlsx, .xlsb, .xlsm), along with Open Office(.ods) format. Download free edition add reference and add: Workbook workbook = new Workbook(); workbook.LoadFromFile(@"..\..\XLS1.xlsx");

You can refer this :http://stackoverflow.com/questions/6521148/c-sharp-how-to-delete-temporary-internet-files[Click Here](http://stackoverflow.com/questions/6521148/c-sharp-how-to-delete-temporary-internet-files)

Discribe your problem in detail. To put what to the file?