Store and retrieve JSON files

Beginner
Developer
Higher Education Educator
K-12 Educator
Student
.NET
Visual Studio Code

Learn how to serialize and deserialize JavaScript Object Notation (JSON) strings using the JsonSerializer class, the JsonSerializerOptions class, and Data Transfer Objects.

Learning objectives

  • Explain the basics of JSON syntax and its use in data interchange and storage.

  • Use the System.Text.Json namespace in C# to work with JSON data.

  • Serialize C# objects into JSON strings using the JsonSerializer.Serialize method and customize the serialization process.

  • Deserialize JSON strings back into C# objects using the JsonSerializer.Deserialize method and customize the deserialization process.

  • Use the JsonSerializerOptions class and Data Transfer Objects (DTOs) to manage the serialization and deserialization of complex objects.

Prerequisites

  • An installation of Visual Studio Code with the C# Dev Kit extension installed.

  • The ability to develop object-oriented programs in C# that implement classes, interfaces, class inheritance, and polymorphic behavior.

  • The ability to manage collections, structs, records, generics, dates and times, and anonymous types.

  • A basic understanding of file input and output operations using the System.IO classes.