Asp.Net Web API Introduction

byAsp Dot Net Explorer -
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#API #C# #ASP.NET 

What is an API?

API stands for Application Programming Interface. API is some kind of interface which has a set of functions that allow programmers to access specific features or data of an application, operating system or other services using HTTP protocol.

When to choose ASP.NET Web API?

  • If you are using .NET framework 4.0 or above.API is built on top of ASP.NET.
  • If you want to build a service that supports only HTTP protocol.
  • To build RESTful HTTP based services.
  • If you are familiar with ASP.NET MVC.
  • Uses routing and controller concept similar to ASP.NET MVC.

API Features

  • It works with HTTP verbs GET,POST,PUT and DELETE.
  • Responses have an Accept header and HTTP status code.
  • Supports multiple text formats like XML, JSON or you can use your custom MediaTypeFormatter.
  • Supports Self-hosting or IIS Hosting.
  • IHttpActionResult return type.
  • Support for Cross-Origin requests using CORS.
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