What are the Best C# Libraries for Reading and Writing CSV Files?

Recommended C# CSV file reading and writing library

Reading and writing CSV (Comma Separated Values) files is a common task when working with data. C# provides many libraries to simplify this process, with CsvHelper being a popular choice due to its ease of use and versatility.

CsvHelper library

As mentioned earlier, CsvHelper is a powerful CSV operation library. Its main features include:

• Simple reading: With just one line of code, you can use csv.GetRecords<mycustomtype>() to load CSV data into a list of objects.
• Easy writing: Similar to reading, writing CSV data from a list of objects using csv.WriteRecords(myCustomTypeList) is just as easy and straightforward.
• Customizable configuration: CsvHelper allows you to adjust CSV parsing and formatting options to your specific needs.
• Cross-platform compatibility: The library supports a variety of operating systems and platforms, ensuring seamless processing of data regardless of your environment.

Other libraries

While CsvHelper remains a strong choice, there are other libraries worth noting:

• FastCsvReader: Known for its excellent performance, this library prioritizes the speed and efficiency of CSV read operations.
• FileHelpers: Another popular choice, FileHelpers offers advanced features such as custom attribute mapping and automatic class generation based on CSV structures.
• ClosedXML: Known for its comprehensive Excel manipulation capabilities, ClosedXML also offers CSV processing capabilities among its various features.

When choosing the right library for your project, consider factors such as ease of use, performance requirements, and feature set. Carefully evaluate the available options to find the library that best suits your specific needs.

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