CONTROLLER ACTION METHOD. /* entityName: entityName is the plural entity logical name of entity e.g for account it is accounts. Copy the root URL and hit the below API in Chrome or Firefox browser to see the XML/JSON response API endpoint - /api/values. You cannot return two items using the return keyword. Action Method Return Type. Create ASP.NET Core Web API Project On the Visual Studio, create new ASP.NET Core Web API Application project Select Empty Template Click Ok button to Finish Add Configurations Open Startup.cs file and add new configurations as below: using System; using System.Collections.Generic; using System.Linq; using System.Threading.Tasks; using Microsoft.AspNetCore.Builder; using … In the previous section, you learned about parameter binding with Web API action method. In my application, I want to be able to present a list of codes to the user. CRUD operations can be applied via the /foo/ URI. public ActionResult ListRecords() { ViewBag.Title = "List Records"; return View(); } Above action method simply returns following view. Return list context information: 1: ListData: Return list data (same as None) 2: ListSchema: Return list schema: 4: MenuView: Return HTML for the list menu: 8: ListContentType: Returns information about list content types. I will call the API, get the list back, put it into a listbox and allow the user to select. I have figured out how to create a return the list on the backend. The easiest thing for you to do is pass these list instances as parameters to the method. When an ASP.NET Web API return type is void, it will return an empty HTTP response. ; Bar is the second resource. Here Mudassar Ahmed Khan has explained with an example, how return multiple Images from Server using Web API in ASP.Net MVC Razor. for opportunity it is opportunities query: the odata query return:-Entity records */ function retrieveMultiple(entityName , query) {var data = null; ASP.NET Web API is an ideal platform for building RESTful applications on the .NET Framework. Then assign them here and you will have them available in the calling method. In .NET Core, you don't need to create "HttpResponseMessage" to return images from API, it will not return you data, also it will not throw any error, you … You can publish the project to Azure web API or local drive. If you want to host this API to on-premise server IIS, then copy the published folder content and paste it in the virtual directory of your IIS site. The Web API will be called using jQuery AJAX and the Web API will read the Image files from a Folder (Directory) on the Server’s Disk and will return the List of Image files to the calling jQuery AJAX function. public void Patientlog(string Username, string Password, List obj1, List obj2) { obj1=new List(); obj2=new list(); return; } The simplest way you can return data from an action method is to return a specific type. Here, you will learn about the return types of action methods which in turn will be embedded in the Web API response sent to the client. To demonstrate listing records from the database by consuming ASP.NET Web API from ASP.NET MVC View, we have created a simple controller action method that following view. I'm in the progress of creating a REST API and currently, I'm encountering the following problem: Foo is the first resource. CRUD operations can be applied via the /bar/ URI. 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