apache-poi Getting started with NPOI Installing NPOI
Example
Best way to include all library related to NPOI is NUGet Package Manager. Search for NPOI on NUGet package manager window.
Once it is successfully installed all needed library will appear in reference section of your current project
Then include the NPOI into your file like this
using NPOI.SS.UserModel;
using NPOI.SS.Util;
using NPOI.XSSF.UserModel
