Each action result returns a different format of the output. Each result has a different type of result format to view page. Mvc return filedownload pdf then redirect to another. She has also given you the code to pass the data as the id parameter. Difference between return view, return redirect and return redirecttoaction in mvc one comment. Net mvc 5 because the contentresult is a data type whose base data type is actionresult, hence you have to understand action result. In this case the index method return redirecttoactionindex. Net mvc provides a simple and versatile means of returning different types of response to the browser. Net mvc action results and pdf content simple talk. Here mudassar ahmed khan has explained with an example, how to export html string to pdf file in asp. This return type is used to redirect to any other controller and action method. Please read our previous article where we discussed the basics and categories of action result in detail.
Hot network questions how do i extract the program from the radiohead nude tribute by james houston. One is actionresult and another one is executeresult. To redirect to a different action which can be in the same or different controller. You are required to change the actionname and controllername as per your controller and action names. The diagram shown below describes about abstract class of action result. Remember that to redirect to external url, we need to provide complete url starting with. Redirect user to another page from controller action. Number of times we take decisions in our controllers and decide to redirect the user to some other controllerpath to serve the users need. Actionresult is a return type of a controller method in asp. Difference between viewresult and actionresult 298. Net, mvc on 19 jun 2015 in this article we will learn about the actionresult of mvc which is shows the output to the client,so instead of going deep let us start with overview. Lets see what that pattern is, and how we can implement it in a simple asp. Net core provides several apis collectively called as action results to generate the correctly formatted response, which can be consumed by the clients. An actionresult is a return type of a controller method, also called an action method, and serves as the base.
There are many derived actionresult types in mvc that we use to return the result of a controller method to. The following is the signature of a typical action method in a controller. Want to serve a pdf file with dynamicallygenerated content. View result and partial view result in mvc dot net tutorials. Protected friend function redirecttoaction actionname as string. An actionresult that returns a found 302, moved permanently 301, temporary redirect 307, or permanent redirect 308 response with a location header. There are different types of action results in asp. Above action method will simply redirect the user to create action method. Obviously that class represents an action of some kind, but exactly what does it do. To understand this, you have to understand the data types in asp. The default implementation of this method calls the executeresult actioncontext method and returns a completed task.
Redirects to the specified action using the action name and controller name. Net mvc action methods interview questions and answers. It is the responsibility of the controller that it connects the component. In this article, i am going to discuss redirect, redirecttoroute, and redirecttoaction in mvc application. Net mvc action methods interview questions dot net tutorials. Any action in an mvc controller, generally speaking, returns an actionresult. This action result is similar to the redirectresult with one exception. Net mvc provides a new way of creating web applications which are more extensible and testable. Here, we will take a deeper look into the different actions, action filters, and selectors used inside a controller. It is possible be explicit about what type to return, but generally it not necessary. To redirect the user to another action method from the controller action method, we can use redirecttoaction method. Net mvc how to redirect the user to another route url.
According to the first part of the question, why there is contentresult data type in the action method, to understand this, you have to understand about the data types in asp. For internal redirect, url can be provided from root of the application. I wanted it to download the pdf then redirect it to another view. There are number of default implementations of iactionresult interface already available in asp. Net core action results to generate the correctly formatted response, which can be. How to redirect to an action of other controller insde fileresult action, see. Net mvc clientside redirect methods and actionresult a little background.
A simple pdf actionresult in mvc posted on november 19, 2012 by cprakash 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. Action methods typically return a result that is known as an action result. Executes the result operation of the action method asynchronously. The actionresult class is the base class for all action results. This modified text is an extract of the original stack overflow documentation created by following contributors and released under cc bysa 3. Why there is contentresult data type in the action method. Net mvc controller system, and definitely worth taking a good look at. Fileresult returns a fileresult which renders the contents of a file like pdf, doc. Net mvc is an open source and lightweight web application development framework from microsoft. This method is called by mvc to process the result of an action method. In this article, i will give you action result overview in asp. Pdf submit button to actionresult to redirecttoaction stack. Net using mvc, web api, the entity framework and a ms sql database. Pdf file stream and redirect in same controller, itext.
Theres a pattern we can implement, called post redirect get, that will eliminate these dialogs. It is used to return the models to the views, file streams and also redirect to the controllers. Post redirect get is a pattern that says a post action should always redirect to a get action. Also, we discussed about routers and controllers in asp. Net mvc 5 because the contentresult is a data type whose base data type is actionresult, hence you have to understand action. Browser receives this notification to redirect and makes a new request for the new action. As a programmer, we need to use different action results to get the expected output. In this tutorial, we will explore how to create a formatted response in controller action methods. How to redirect the user to another page from controller action method. To redirect the user to another page either external or internal, we can use redirect method like below.
Net mvc 5 because the contentresult is a data type whose base data type is actionresult, hence you have to understand actionresult. In mvc, there are some scenerios where you want to specify an action for routing purposes, either for a link, form action, or a redirect to action. This book is equally helpful to sharpen their programming skills and understanding asp. An action result can be of type viewresult, jsonresult, redirectresult and so on. Difference between return view,return redirect and. How do i redirect within a viewresult or actionresult function. This book has been written to prepare yourself for asp. Redirect to mvc actionresult with parameters when dropdownlist option is changed tag. Your submission is coming from a post from acrobat, and so thats where the redirect is being sent to. Lets peel back the covers on actionresult and discover why it and its derived classes are critical to understanding asp. It help us to return models to views, other return value, and also redirect to another controllers action method. Net code to render the url for the action and controller.
When in need of redirecting the user on clientside e. In this article, i am going to discuss the view result and partial view result in asp. The actionresult method works as a return type of any controller method in the mvc. Net mvc to respond with a browser to a different action instead of rendering html as view method does. The actioninvoker decide which type of action result to return based on the task that the action method is performing. Understanding how they work gives you many more choices in mvc and that will certainly help make your code better. Part 78 different types of actionresult in asp net mvc. Dino shows you how simple this can be using a tailormade actionresult class. In this video, we will discuss different types of actionresult objects that can be returned by an action method. Each action result returns a different format of output. Redirecttorouteresult redirecttoaction string actionname, string controllername.