Chapter 4: 🌐 Introduction to Web Development with ASP.NET Core

ASP.NET Core is the cross-platform stack for building HTTP services, sites, and real-time endpoints. This chapter focuses on the mental model: requests, routing, middleware, and the project layouts you will see in production.

Prerequisites: solid C# from Chapters 1–3, especially async/await.

Series

• Series 13: Web Concepts and Introduction to ASP.NET Core MVC — HTTP, hosting, MVC vs Razor Pages at a glance.
• Series 14: Building a Simple Web App with ASP.NET Core — project structure, Razor views, forms, validation basics.
• Series 15: Building Web APIs with ASP.NET Core — controllers/minimal APIs, JSON, status codes, problem details.

After this chapter

Connect user interfaces to durable storage in Chapter 5: Desktop, Data, and Cloud, then harden delivery in Chapter 6: Testing, Deployment, and Best Practices.