In the “Create New ASP.NET Core Web Application” window, select .NET Core as the runtime and ASP.NET Core 3.1 (or later) from the drop-down list at the top. I’ll be using ASP.NET Core 3.1 here.

In the “Create New ASP.Net Core Web Application” window, select .NET Core as the runtime and ASP.NET Core 2.2 (or later) from the drop-down list at the top. I’ll be using ASP.NET Core 3.0 here.

Knowing the architecture for ASP.NET Core 2.1 Web API solutions may help broaden your understanding. The solution and all code from this article’s examples can be found in my GitHub repository.

Creating a New ASP.NET Core Web Application in Visual Studio When you click on OK, the window appears shown in Figure 2 appears. [Click on image for larger view.] Figure 2. Preparing the Project ...