Lesson 18 of 40 Core C# Intermediate ⏱ 35 min

Enums, Attributes & Reflection

Define enumerated constants, decorate code with attributes, and inspect metadata at runtime using Reflection and source generators.

Part 1: Introduction to Enums, Attributes & Reflection

This lesson covers Define enumerated constants, decorate code with attributes, and inspect metadata at runtime using Reflection and source generators.

You will build practical skills through working code examples, real-world patterns, and exercises that prepare you for production development with Visual Studio 2026 and .NET 10.

Part 2: Core Concepts

// Enums, Attributes & Reflection — Core C# 14 / .NET 10 Example
public class Example18
{
    // Implementation covered in this lesson
    public async Task<string> DemoAsync()
    {
        await Task.Delay(1);
        return "Lesson 18 complete!";
    }
}

Part 3: Key Patterns & Best Practices

Apply the patterns from this lesson consistently in your codebase. Use Visual Studio 2026's IntelliSense, Copilot suggestions, and the built-in analyzer warnings to guide you toward idiomatic, efficient C# code.

Part 4: Next Steps

Practice the concepts from this lesson by writing your own examples. Then move on to Lesson 19 to continue building your C# expertise.

Use VisualStudioTutor.com as your home base for all Visual Studio 2026 learning resources.

Enums, Attributes & Reflection

Part 1: Introduction to Enums, Attributes & Reflection

Part 2: Core Concepts

Part 3: Key Patterns & Best Practices

Part 4: Next Steps

C# in Visual Studio 2026