Create a Web API based on ASP.

Create a project using Visual Studio.

Project, new file, select Create ASP. NET Core Web application.

Based on ASP. NET Core 2.0, select API, authentication selection: No authentication.

This completes the creation of an ASP. NET Core project, which has already created a VALUESCONTROLLER,F5 run project by default and can invoke APIs that already exist in the browser.

Resources:

ASP. Chapter II Guide (2) Create the first Web API with Visual Studio and ASP. NET Core MVC

Create a Web API with ASP. NET Core and Visual Studio for Windows

Create a Web API based on ASP.