Peter returns to the ASP.NET Web API in Visual Studio 2012 to use it with ASP.NET. And this time, he's moving complete objects from the client up to the server in an HTTP POST.

Web API doesn’t allow you to pass multiple complex objects in the method signature of a Web API controller method — you can post only a single value to a Web API action method.

There are a number of ways in which you can pass parameters to action methods in ASP.NET Core MVC. You can pass them via a URL, a query string, a request header, a request body, or even a form.