Comma-separated value (CSV) files are simplified versions of the type of spreadsheets you create with Excel and similar software. However, if you're trying to share data with people who use different ...

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. When building web applications, you will often need to import or export ...

Part Two of this three-part article covers how to import your Outlook contact list—the CSV file—into Excel, then how to refine, maintain, and manage that database so, in Part Three, you can merge it ...