Professional C# 7 and .NET Core 2.0, 7th Edition

30ASP.NET Core

WHAT’S IN THIS CHAPTER?

• Understanding ASP.NET Core and web technologies
• Using static content
• Working with HTTP request and response
• Using dependency injection with ASP.NET
• Defining custom simple routing
• Creating middleware components
• Using sessions for state management
• Reading configuration settings

WROX.COM CODE DOWNLOADS FOR THIS CHAPTER

The Wrox.com code downloads for this chapter are found at http://www.wrox.com on the Download Code tab. The source code is also available at https://github.com/ProfessionalCSharp/ProfessionalCSharp7 in the directory aspnetcore.

The code for this chapter contains this example project:

• Simple Host
• WebSampleApp
• CustomConfiguration

ASP.NET CORE

After more than 15 years of ASP.NET, ASP.NET Core was a complete rewrite of ASP.NET. ASP.NET Core features modular programming, makes use of modern patterns, is fully open sourced, is lightweight for best use in the cloud, and is available to non-Microsoft platforms.

A full rewrite of ASP.NET gives a lot of advantages, but this also means reworking existing web applications based on older versions of ASP.NET. Is it necessary to rewrite existing web applications to ASP.NET Core? Let’s try to answer this question.

ASP.NET Web Forms is no longer part of ASP.NET Core. However, having web applications that include this technology does not mean you have to rewrite them. It’s still possible to maintain legacy applications written with ASP.NET Web Forms with the full framework. ASP.NET ...