how to build api with c#...?

Refer Following Blog:

https://www.c-sharpcorner.com/article/create-simple-web-api-in-asp-net-mvc/ 

@Arijit

API are of different types , but when we say API, 99% times we simply mean web api , you can create a web api in any language , if you follow .Net then there is a collection of builtin libraries which help you to create web api the technology itself called as web api where we create Rest/Http services inshort web api.

 

Now the web api can be consumed by desktop app using restclient, httpclient or webclient easily.

Hi Arijeet,

 

Please follow this link which will help you to create step by step in Desktop app,

 

https://www.c-sharpcorner.com/article/login-using-webapi-in-desktop-application/

https://www.c-sharpcorner.com/article/create-a-web-api-and-call-it-using-a-desktop-client-application/ 

Hi Arijeet,

 

As per your latest comment your looking for an API development for desktop, So better you can go through the following reference.

 

1. https://www.c-sharpcorner.com/article/create-a-web-api-and-call-it-using-a-desktop-client-application/

 

2. https://stackoverflow.com/questions/9155277/where-can-i-found-the-windows-desktop-c-sharp-api

Hi, you can learn from here:

https://www.c-sharpcorner.com/article/web-api-in-asp-net/ 

Create asp.net webapi in visual studio. Please follow below links:

 

 

Regards

Rijwan 

Please go through the link below

https://www.sharpencode.com/article/WebApi/implementing-crud

 

in the article i have explained about all constraint of Rest in a great detail and how to implement the web api with c# .Feel free to ask any doubts after going through the article.