Learn how to use the ClosedXML NuGet package to export data as a CSV or XLSX file for Excel from an ASP.NET Core application.

How to Populate a Website From an Excel Database. Microsoft Excel worksheets are convenient places to store limited amounts of data. Excel is a spreadsheet application, but an Excel file can also ...

Change the Name property to "cmdExportToExcel" or something similar. Likewise, change the Caption property to "Export Data to Excel Spreadsheet" or another descriptive button name.

However, I need to export data from SQL server and drop it into an XML file. The table structure would be a de-normalized view, one column per field in the XML file to be populated with values.