What is the use of ViewResult in MVC?
ViewResult represents a class that is used to render a view by using an IView instance that is returned by an IViewEngine object. View() creates an object that renders a view to the response.
Can we use view state in MVC?
ASP.NET MVC does not use ViewState in the traditional sense (that of storing the values of controls in the web page). Rather, the values of the controls are posted to a controller method.
What are different types of ActionResult in MVC 4?
The ASP.NET MVC framework supports several types of action results including:
- ViewResult – Represents HTML and markup.
- EmptyResult – Represents no result.
- RedirectResult – Represents a redirection to a new URL.
- JsonResult – Represents a JavaScript Object Notation result that can be used in an AJAX application.
What are the sub types of ActionResult?
ActionResult Subtypes In MVC
- ViewResult – Renders a specified view to the response stream.
- PartialViewResult – Renders a specified partial view to the response stream.
- EmptyResult – An empty response is returned.
- RedirectResult – Performs an HTTP redirection to a specified URL.
How many Actionresults are there in MVC?
There are two methods in Action Result. One is ActionResult() and another one is ExecuteResult().
Which is faster ViewData or view bag?
ViewBag, ViewData, and TempData all are objects in ASP.NET MVC and these are used to pass the data in various scenarios….Introductions.
| ViewData | ViewBag | TempData |
|---|---|---|
| ViewData is Faster than ViewBag | ViewBag is slower than ViewData | NA |
What are validations in MVC?
Validation is an important aspect in ASP.NET MVC applications. It is used to check whether the user input is valid. ASP.NET MVC provides a set of validation that is easy-to-use and at the same time, it is also a powerful way to check for errors and, if necessary, display messages to the user.
What is the use of data Annotations?
Data annotation makes those connections. It’s the human-led task of labeling content such as text, audio, images and video so it can be recognized by machine learning models and used to make predictions. Data annotation is both a critical and impressive feat when you consider the current rate of data creation.
How do you get values from ViewState?
To store value in session state use the following technique,
- int download = (int)ViewState[“Download”];
- int like = (int)ViewState[“Like”];
- Session[“download”] =download;
- Session[“like”] = like;
What is a view result in MVC?
The View Result in MVC is returning the result to a View Page. The View Result can return data to the View Page through the model class. The view page is a simple HTML page. Here view page has a “.cshtml” extension. The ViewResult is a class and is derived from the “ViewResultBase” class.
What is the difference between actionresult and viewresult?
So, ViewResult is indirectly derived from the ActionResult abstract class. And we already know that ActionResult is the base class of different action results. View Result class is inherited from the Action Result class via the View Result Base class. The above diagram shown describes the inheritance of Action Results.
What is partial view result in MVC?
The Partial View Result in MVC is returning the result to a Partial View Page. A partial view is one of the views that we can call inside a Normal view page. First, let’s add a Partial View inside the Shared Folder.
What is viewresult in aspnetcore?
Represents an ActionResult that renders a view to the response. public class ViewResult : Microsoft. AspNetCore. Mvc. ActionResult Gets or sets the Content-Type header for the response.