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C# Academy · Lesson

Reading and Writing Files

Learn how to create, read, and write files using C#.

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Reading and Writing Files

Welcome to the first lesson in the "Working with Files and Data" category! In this lesson, you’ll learn how to read and write files in C#, enabling you to store and retrieve data in text files. Let’s get started!

Reading and Writing Files — illustration 1

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Why Work with Files?

Files allow programs to persist data, making it available even after the application is closed. Whether storing user data, logs, or configurations, file handling is a critical skill for developers.

Key Point: C# provides built-in classes like File, StreamReader, and StreamWriter to handle file operations.

All lessons in this course

  1. Reading and Writing Files
  2. Working with JSON and XML
  3. Understanding Exception Handling
  4. Working with Databases
  5. Using LINQ for Data Queries
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