Mvc difference between viewresult and actionresult what is the difference between using viewresult and actionresult in asp. Viewresult is a datatype which is responsible for returning the view. Creating viewresults outside of controllers in asp. Live pivot from microsoft labs provides a great tool to show data, thus i have created a supporting actionresult for mvc to easy the creation of the data. Executes the result operation of the action method asynchronously. I will show some of the code that makes them work, which should make all of this seem a lot less complicated. In mvc controls there are different type of action result we use as a return type from a controller action method in which viewresult, actionresult and jsonresult are commonly used. So if i have to use wait then will there be any advantage using task itll allow the thread to go off and process other requests while it waits for the action to complete. The following is the syntax to define the viewresult in mvc controller. Difference between viewresult and actionresult posted on april 29. What is the difference between viewresult and actionresult. Executeresultactioncontext executes the result operation of the action method synchronously. Obviously that class represents an action of some kind, but exactly what does it do. The actionresult are defined into the controller and controller returns to the.
In this article we will learn what are the available action results and which one we need to use in which case. Net mvc and razor to generate pdf files dave glick. Net mvc5 action methods and action results in this post, i am going to talk about what action methods are and different action result types available to us in asp. Net mvc provides a simple and versatile means of returning different types of response to the browser. If the actions return type is task actionresult and then i have to use wait method when i make a db call. Difference between viewresult and actionresult in mvc.
Actionresult is a base class for viewresult in mvc framework, it uses actionresult class to reference the object our action method returns. What is the difference between viewresult and actionresult in asp. The default implementation of this method calls the executeresult actioncontext method and returns a completed task. An introduction to actionresults in mvc dot net concept. Net mvc action results and pdf content simple talk. Difference between viewresult and actionresult in asp net mvcmay be you like this our channel. How to implement a login screen using an actionresult some of the thin controller posts were using actionresults in a wierd way.
Why there is contentresult data type in the action method. Net types used in this video, see these msdn pages. Net mvc controller, action method and actionresult in this article i am going to explain about asp. The actionresult is a fantastic addition, making the framework far easier to test. I decided to make it easy and derive pdfactionresult from viewresult. I have a little problem getting my head around this problem. Viewresult renders a specifed view to the response stream. To understand this, you have to understand the data types in asp. I have an ajax call that should render an iframe which loads a pdf.
Difference between viewresult and actionresult in asp net mvc. Dino shows you how simple this can be using a tailormade actionresult class. On the other hand viewresult is a subclass of actionresult. Net mvc how to route to another controller actionresult from the expert community at experts exchange. Many developers try to get the list of data through an array. Net mvc controller filecontent actionresult called from jquery.
Lets peel back the covers on actionresult and discover why it and its derived classes are critical to understanding asp. The pdf is generated using apache fop hosted in another environment. Mvc actionresult to export cxml for livepivot petes. Actionresult vs task actionresult question the asp.
If i make the call as a post from the controller corresponding view everything works ok. How do i redirect within a viewresult or actionresult function. Each action method has a return type and we call it as action result. Im afraid i no longer use this forum due to the new. If the actions return type is task and then i have to use wait method when i make a db call. Net mvc 5 controller actionresult javascriptresult wesley09171 loading. So you have hit this blog note because you are confused about the difference between viewresult and actionresult and i hope that your confusion ends here. What is the difference between tempdata,viewdata and viewbag. Net mvc 5 controller actionresult partialviewresult s. When user click the read the pdf link it should open a new tabwindow and user should be able view the pdf file.
The controller class is inherited from controllerbase. The diagram shown below describes about abstract class of action result. There are different types of action results in asp. Convert from html to pdf with selectpdf in any asp. Net mvc controller, action method and actionresult. I have a controller method savefile that attempts to download a binary stream to clients pc using the filecontentresult. Mvc difference between viewresult and actionresult. So without wasting time, lets get the difference in one sentence. The code here is based primarily on the code in mvc itself, specifically the actionresult and viewresult classes.
I watched a video and to create unit tests the instructor first changed the return type of the action he was going to test from actionresult to viewresult. Introduction in the company im currently working for, it is a common practice to use devexpress xtrareports to create all kind of reports. One is actionresult and another one is executeresult. Recently, i needed an actionresult implementation to return the pdf documents from my controller action to mvc views and it tooks few minutes to build the functionality on the existing fileresult. Net mvc actionresult and viewresult both are mainly a return type for controller action method. Difference between viewresult and actionresult stack overflow. Viewcontext viewcontext new viewcontextcontrollercontext, viewresult. Want to serve a pdf file with dynamicallygenerated content. No explanationi was like what we can just randomly change types. Net mvc render a partial view as a string for a pdf generation tool. Since the actions of controllers in mvc are dealt with constantly, i think it is a good place to start. This blog describes about the actionresult subtypes in mvc. Mvc redirect from a viewresult where cannot change to actionresult. Converting razor views into pdf eidias technical blog for.
It is the responsibility of the controller that it connects the component. This post is going to briefly describe the different types of results that are available to you in asp. Net mvc controller, its action method and action result. Net mvc 5 because the contentresult is a data type whose base data type is actionresult, hence you have to understand action result. Usually these reports are embedded into html page and used along with devexpressreportviewer. The purpose of this concept is to return a generic actionresult object for each controller method, allowing different child classes returning different results. Today, well go stepbystep through creating a custom actionresult for logging in a user. Iconverttoactionresult type actionresult class interface iconverttoactionresult public notinheritable class actionresultof tvalue implements iconverttoactionresult type parameters. How to export data in excel, pdf, csv, word, json, xml and text file in mvc application. Net mvc controller filecontent actionresult called from. Viewresult renders a specifed view to the response. How do i redirect within a viewresult or actionresult. However, lately i have been asked to open a report as a pdf file, without putting a viewer. Net mvc render a partial view as a string for a pdf generation.
So if i have to use wait then will there be any advantage using task actionresult itll allow the thread to go off and process other requests while it waits for the action to complete. There are plenty of action results are available according to need but all action results are inherited by actionresult class. Net mvc 5 because the contentresult is a data type whose base data type is. Net mvc 12 insertar modificar eliminar mostrar buscar duration. First, look at the base and derived types of actionresult. This post talks about how you can convert razor views into pdf. The actionresult method works as a return type of any controller method in the mvc. Difference between viewresult and actionresult in asp net mvc may be you like this our channel.
Whenever controller action return type is actionresult then the action is capable of returning any subtype like view, json, redirecttoaction etc. Each result has a different type of result format to view page. Any action in an mvc controller, generally speaking, returns an actionresult. Net mvc aspx or razor views without installing adobe acrobat. This method is called by mvc to process the result of an action method. Actionresult is an abstract class that can have several subtypes. How to show a pdf file in the browser tab from an action method.
Actionresult class from which both contentresult and redirectresult derive datetime structure. Actionresult is an abstract parent class from which viewresult class has been derived. Here, in this article we will learn about differences between them. Controller class is responsible for handling incoming request, process. In mvc all actions are performed through controller. However, i noticed i was basically doing the same thing for each test. Net, class, stream, action method, and asynchronous. It is used to return the models to the views, file streams and also redirect to the controllers.
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