What are action results in MVC

An action result is what a controller action returns in response to a browser request. The ASP.NET

What is type action result?

ActionResult is a return type of a controller method in ASP.NET MVC. It help us to return models to views, other return value, and also redirect to another controller’s action method. There are many derived ActionResult types in MVC that we use to return the result of a controller method to the view.

What is http action result?

Leverage action results to return data as an HttpResponseMessage object from your Web API controller method. ASP.Net Web API is a lightweight framework used for building stateless and RESTful HTTP services. You can take advantage of Action Results in Web API to return data from the Web API controller methods.

Why do we use action results?

2 Answers. You use ActionResult if there are multiple return types possible deriving from ActionResult , like ViewResult , FileResult , JsonResult , etc. For example, what if you have a method that gives back some content. One time you might want to load it from memory and return it as JSON ( JsonResult ).

What is content result in MVC?

ContentResult represents a user-defined content type. It is inherited from ActionResult. ContentResult has the following three properties: Content that we want to render on browser. ContentEncoding that defines the encoding of the content.

What is action verb in MVC?

The MVC framework includes HttpGet, HttpPost, HttpPut, HttpDelete, HttpOptions, and HttpPatch action verbs. You can apply one or more action verbs to an action method to handle different HTTP requests. If you don’t apply any action verbs to an action method, then it will handle HttpGet request by default.

How many types of results are there in MVC?

there are 13 types of results , including return file , return file result , return partial view , return content , return content result etc. The ActionResult is the base class for all the return types . it may be either return viewresult , return javascriptresult or else .

What is attribute routing in MVC?

MVC 5 supports a new type of routing, called attribute routing. As the name implies, attribute routing uses attributes to define routes. Attribute routing gives you more control over the URIs in your web application. The earlier style of routing, called convention-based routing, is still fully supported.

What is AuthConfig Cs in MVC?

When you create an MVC 4 web application with the Internet Application template, the project is created with a file named AuthConfig. cs in the App_Start folder. The AuthConfig file contains code to register clients for external authentication providers.

What is ViewBag and ViewData in MVC?

ViewData and ViewBag are used for the same purpose — to transfer data from controller to view. ViewData is nothing but a dictionary of objects and it is accessible by string as key. … ViewBag is very similar to ViewData. ViewBag is a dynamic property (dynamic keyword which is introduced in . net framework 4.0).

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What is difference between IHttpActionResult and HttpResponseMessage?

In Web API 2, IHttpActionResult comes as a new feature which is basically the replacement of HttpResponseMessage. It creates a clean code and allows extensibility of the type of response that we create. Advantages of using the IHttpActionResult: It simplifies unit testing of controllers.

What are the filters in MVC?

Filter TypeInterfaceAuthenticationIAuthenticationFilterAuthorizationIAuthorizationFilterActionIActionFilterResultIResultFilter

What is Cors in Web API?

Cross Origin Resource Sharing (CORS) is a W3C standard that allows a server to relax the same-origin policy. Using CORS, a server can explicitly allow some cross-origin requests while rejecting others. … This tutorial shows how to enable CORS in your Web API application.

What is view Result MVC?

View Result is a class and is derived from “ViewResultBase” class. “ViewResultBase” is derived from Action Result. View Result base class is an Action Result. Action Result is a base class of different action result.

What is JsonResult in ASP.NET MVC?

What is JsonResult ? JsonResult is one of the type of MVC action result type which returns the data back to the view or the browser in the form of JSON (JavaScript Object notation format).

What is content in asp net?

A content page is an ASP.NET Web page that is associated with a master page. The master page establishes a layout and includes one or more ContentPlaceHolder controls for replaceable text and controls.

What are the action methods?

• All the public methods in the Controller class are called Action methods.
• The Action method has the following restrictions. …
• ActionResult is a base class of all the result type which returns from Action method.

What are different action methods in MVC?

NameFramework BehaviorProducing MethodJavaScriptResultResponds to the client with a script for the client to execute.JavaScriptJsonResultResponds to the client with data in JavaScript Object Notation (JSON).JSONRedirectResultRedirects the client to a new URL.Redirect

Which types of object do actions return?

• Void.
• Primitive type or Complex type.
• HttpResponseMessage.
• IHttpActionResult.

What are action verbs examples?

• Anthony is throwing the football.
• She accepted the job offer.
• He thought about his stupid mistake in the test.
• John visited his friend for a while and then went home.
• The dog ran across the yard.
• She left in a hurry.
• She yelled when she hit her toe.
• The cat sat by the window.

What is GET and POST action types in MVC?

• GET is used to request data from a specified resource.
• GET is one of the most common HTTP methods.
• POST is used to send data to a server to create/update a resource.
• POST is one of the most common HTTP methods.
• PUT is used to send data to a server to create/update a resource.

What is HttpPost and HTTPGet in MVC?

HTTPGet method creates a query string of the name-value pair whereas HTTPPost method passes the name and value pairs in the body of the HTTP request. … HTTPGet can carry only string data whereas HTTPPost can carry both string and binary data.

What is global ASAX in MVC?

The Global. asax file is a special file that contains event handlers for ASP.NET application lifecycle events. The route table is created during the Application Start event. … asax file for an ASP.NET MVC application.

What is OAuth in ASP NET MVC?

OAuth provides client applications a “secure delegated access” to server resources on behalf of a resource owner. It specifies a process for resource owners to authorize third-party access to their server resources without sharing their credentials (from the Wikipedia). OAuth stands for Open Authorization.

What is global ASAX CS?

Global. asax is an optional file which is used to handling higher level application events such as Application_Start, Application_End, Session_Start, Session_End etc. It is also popularly known as ASP.NET Application File. This file resides in the root directory of an ASP.

What is scaffolding in MVC?

Scaffolding is a technique used by many MVC frameworks like ASP.NET MVC, Ruby on Rails, Cake PHP and Node. JS etc., to generate code for basic CRUD (create, read, update, and delete) operations against your database effectively. Further you can edit or customize this auto generated code according to your need.

What is bundling in MVC?

Bundling and minification techniques were introduced in MVC 4 to improve request load time. Bundling allows us to load the bunch of static files from the server in a single HTTP request. … The bundling technique in ASP.NET MVC allows us to load more than one JavaScript file, MyJavaScriptFile-1. js and MyJavaScriptFile-2.

What is the difference between routing and attribute routing in MVC?

ASP.NET MVC also supports new type of routing that is called Attribute Routing. In this, attribute participate to route url to particular action. Note: Attribute Routing is configuring before the Convention Routing or simple Routing. We can use Convention based Routing and Attribute Routing in the same project.

What is RenderSection and RenderBody in MVC?

RenderBody() renders all the content of the child view which is not wrapped in the named section. RenderSection() renders only a part of the child view which is wrapped under the named section. Multiple RenderBody() methods are NOT allowed in a single layout view.

What is bundling and minification in MVC with example?

Bundling and minification are two techniques you can use in ASP.NET to improve page load performance for your web application. Bundling combines multiple files into a single file. Minification performs a variety of different code optimizations to scripts and CSS, which results in smaller payloads.

Why ViewData is faster than ViewBag?

ViewData and ViewBag are the same collection. ViewBag is wrapper around ViewData, so its slightly faster to use ViewData, but you might like the syntax of ViewBag better. as suggested a typed model is better.