Lesson 30 of 40 Web Dev Advanced ⏱ 35 min

Building REST APIs with ASP.NET Core 10

Create production APIs with minimal APIs, route groups, filters, validation, OpenAPI 3.1, and JWT authentication.

Part 1: Introduction to Building REST APIs with ASP.NET Core 10

This lesson covers Create production APIs with minimal APIs, route groups, filters, validation, OpenAPI 3.1, and JWT authentication.

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

// Building REST APIs with ASP.NET Core 10 — Core C# 14 / .NET 10 Example
public class Example30
{
    // Implementation covered in this lesson
    public async Task<string> DemoAsync()
    {
        await Task.Delay(1);
        return "Lesson 30 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 31 to continue building your C# expertise.

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

Building REST APIs with ASP.NET Core 10

Part 1: Introduction to Building REST APIs with ASP.NET Core 10

Part 2: Core Concepts

Part 3: Key Patterns & Best Practices

Part 4: Next Steps

C# in Visual Studio 2026