Get started with file input and output

Learn how to manage local files and directories using the System.IO classes, and how to store and retrieve C# objects using CSV files and the StreamReader and StreamWriter classes.

Learning objectives

• Describe common file input and output operations, the difference between structured and unstructured data, and common text file formats.
• Use the Path, Directory, and File classes to create, copy, move, delete, and enumerate local text files and directories.
• Implement file input and output operations using the StreamReader and StreamWriter classes and CSV files.
• Control file access using the FileStream class.
• Read and write binary files using the BinaryReader and BinaryWriter classes.
• Store and retrieve C# objects using file input and output operations.

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