Net mvc is an open source and lightweight web application development framework from microsoft. Number of times we take decisions in our controllers and decide to redirect the user to some other controllerpath to serve the users need. Your submission is coming from a post from acrobat, and so thats where the redirect is being sent to. The following is the signature of a typical action method in a controller. Lets peel back the covers on actionresult and discover why it and its derived classes are critical to understanding asp. Net code to render the url for the action and controller. It is used to return the models to the views, file streams and also redirect to the controllers. There are many derived actionresult types in mvc that we use to return the result of a controller method to. One is actionresult and another one is executeresult. 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. Above action method will simply redirect the user to create action method.
Post redirect get is a pattern that says a post action should always redirect to a get action. First the grid html table will be populated from database using entity framework and then the html table will be sent as html string to the controller which ultimately will be exported to pdf file using itextsharp xmlworkerhelper library in asp. Pdf file stream and redirect in same controller, itext. Pdf submit button to actionresult to redirecttoaction stack. Lets see what that pattern is, and how we can implement it in a simple asp. Net mvc how to redirect the user to another route url. For internal redirect, url can be provided from root of the application.
An actionresult is a return type of a controller method, also called an action method, and serves as the base. In this tutorial, we will explore how to create a formatted response in controller action methods. The actionresult method works as a return type of any controller method in the mvc. The actioninvoker decide which type of action result to return based on the task that the action method is performing. This method is called by mvc to process the result of an action method. Please read our previous article where we discussed the basics and categories of action result in detail. Net mvc provides a simple and versatile means of returning different types of response to the browser. Redirects to the specified action using the action name and controller name. Net mvc action methods interview questions and answers. There are different types of action results in asp. Redirect to mvc actionresult with parameters when dropdownlist option is changed tag.
Executes the result operation of the action method asynchronously. Redirect user to another page from controller action. 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. It is possible be explicit about what type to return, but generally it not necessary.
Here, we will take a deeper look into the different actions, action filters, and selectors used inside a controller. In this case the index method return redirecttoactionindex. In this video, we will discuss different types of actionresult objects that can be returned by an action method. This modified text is an extract of the original stack overflow documentation created by following contributors and released under cc bysa 3. Difference between viewresult and actionresult 298. To understand this, you have to understand the data types in asp. Net mvc provides a new way of creating web applications which are more extensible and testable. 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. Net mvc controller system, and definitely worth taking a good look at. This action result is similar to the redirectresult with one exception. Net mvc 5 because the contentresult is a data type whose base data type is actionresult, hence you have to understand action. Net mvc clientside redirect methods and actionresult a little background.
I wanted it to download the pdf then redirect it to another view. As a programmer, we need to use different action results to get the expected output. This book is equally helpful to sharpen their programming skills and understanding asp. Here mudassar ahmed khan has explained with an example, how to export html string to pdf file in asp. Protected friend function redirecttoaction actionname as string. Net mvc action methods interview questions dot net tutorials. Fileresult returns a fileresult which renders the contents of a file like pdf, doc. An action result can be of type viewresult, jsonresult, redirectresult and so on. Each result has a different type of result format to view page. I have a view where the user will click a button on a modal then it will download a pdf file of the filledup form.
Actionresult is a return type of a controller method in asp. Part 78 different types of actionresult in asp net mvc. This return type is used to redirect to any other controller and action method. Difference between return view, return redirect and return redirecttoaction in mvc one comment. She has also given you the code to pass the data as the id parameter. The diagram shown below describes about abstract class of action result. Dino shows you how simple this can be using a tailormade actionresult class. Theres a pattern we can implement, called post redirect get, that will eliminate these dialogs. In this article, i am going to discuss the view result and partial view result in asp. Browser receives this notification to redirect and makes a new request for the new action. How do i redirect within a viewresult or actionresult function. Net core action results to generate the correctly formatted response, which can be. Understanding how they work gives you many more choices in mvc and that will certainly help make your code better. When in need of redirecting the user on clientside e.
Net mvc action results and pdf content simple talk. Any action in an mvc controller, generally speaking, returns an actionresult. Obviously that class represents an action of some kind, but exactly what does it do. Difference between return view,return redirect and. View result and partial view result in mvc dot net tutorials. You are required to change the actionname and controllername as per your controller and action names. Redirecttorouteresult redirecttoaction string actionname, string controllername. Net mvc to respond with a browser to a different action instead of rendering html as view method does. An actionresult that returns a found 302, moved permanently 301, temporary redirect 307, or permanent redirect 308 response with a location header. Remember that to redirect to external url, we need to provide complete url starting with. How to redirect to an action of other controller insde fileresult action, see. There are number of default implementations of iactionresult interface already available in asp. Net mvc 5 because the contentresult is a data type whose base data type is actionresult, hence you have to understand action result. Each action result returns a different format of output.
Want to serve a pdf file with dynamicallygenerated content. Why there is contentresult data type in the action method. Net core provides several apis collectively called as action results to generate the correctly formatted response, which can be consumed by the clients. In this article, i am going to discuss redirect, redirecttoroute, and redirecttoaction in mvc application.
It is the responsibility of the controller that it connects the component. This book has been written to prepare yourself for asp. Net using mvc, web api, the entity framework and a ms sql database. Hot network questions how do i extract the program from the radiohead nude tribute by james houston. Each action result returns a different format of the output. The actionresult class is the base class for all action results.
To redirect to a different action which can be in the same or different controller. Redirecttoimages cannot redirect to productimagemanagerindex because of invalid parameter order linq2vodka. 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. Also, we discussed about routers and controllers in asp. 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. It help us to return models to views, other return value, and also redirect to another controllers action method. To redirect the user to another action method from the controller action method, we can use redirecttoaction method.