If you have a list of items in a text file and you want to import data from a text file into Microsoft Excel, you can do that without writing them manually. An option in Excel allows users to import ...

If you often use a computer for work, you've probably encountered some .csv files as part of your daily grind. On the surface, they may seem like a strange alternative to the far more well-known .xlsx ...

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 ...