Comparison .NET API

Compare Multiple CSV Files in C# - Accept, Reject or Highlight Changes

Today, in this article, we will further learn to compare more than two CSV using C#. Additionally, we will discuss how to compare the password-protected CSV files. Last but not least, how to accept and reject the found changes using C# within .NET application.

Compare CSV Files using C#

CSV files are vastly used while sharing large data in a compact size. Such data contain comma-separated values which are not really very human readable. However, it is quite easy to manipulate CSV files using editors like Microsoft Excel, OpenOffice Calc, or LibreOffice. There are certain scenarios where we need to compare two large CSV files for their difference. In order to perform this comparison, we do it programmatically. Earlier, we have discussed this [CSV files comparison in Java][11]. This article covers the basic way how to compare two CSV files using C# within the .NET application.