In the previous section, you learned about parameter binding with Web API action method. 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. Copy the root URL and hit the below API in Chrome or Firefox browser to see the XML/JSON response API endpoint - /api/values. ASP.NET Web API is a framework which is used to make it easy to build HTTP services that reach a broad range of clients, including browsers and mobile devices. 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. 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 … CONTROLLER ACTION METHOD. Here Mudassar Ahmed Khan has explained with an example, how return multiple Images from Server using Web API in ASP.Net MVC Razor. The simplest way you can return data from an action method is to return a specific type. ASP.NET Web API is an ideal platform for building RESTful applications on the .NET Framework. ; Bar is the second resource. When an ASP.NET Web API return type is void, it will return an empty HTTP response. I'm in the progress of creating a REST API and currently, I'm encountering the following problem: Foo is the first resource. public void Patientlog(string Username, string Password, List obj1, List obj2) { obj1=new List(); obj2=new list(); return; } Action Method Return Type. The easiest thing for you to do is pass these list instances as parameters to the method. 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 ActionResult ListRecords() { ViewBag.Title = "List Records"; return View(); } Above action method simply returns following view. Then assign them here and you will have them available in the calling method. You cannot return two items using the return keyword. /* entityName: entityName is the plural entity logical name of entity e.g for account it is accounts. CRUD operations can be applied via the /foo/ URI. CRUD operations can be applied via the /bar/ URI. 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. In my application, I want to be able to present a list of codes to the user. In the code listing shown above, the Get action method returns a list of Author instances. 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 … for opportunity it is opportunities query: the odata query return:-Entity records */ function retrieveMultiple(entityName , query) {var data = null; I have figured out how to create a return the list on the backend. Following is detail sample code to retrieve a record using Web API in Dynamics CRM. I will call the API, get the list back, put it into a listbox and allow the user to select. Once they select one I will use its ID to record the data on the backend. 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