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17/09/2019

What is @controller in MVC?

What is @controller in MVC?

A controller is responsible for controlling the way that a user interacts with an MVC application. A controller contains the flow control logic for an ASP.NET MVC application. A controller determines what response to send back to a user when a user makes a browser request.

What are the three steps of an MVC?

The Model-View-Controller (MVC) architectural pattern separates an application into three main components: the model, the view, and the controller.

What is MVC handler in MVC?

MvcHandler. This handler is responsible for initiating the ASP.NET pipeline for an MVC application. It receives a Controller instance from the MVC controller factory; this controller handles further processing of the request. A MvcRouteHandler instance is registered with routing when you use the MapRoute method.

Are you missing a using directive or an assembly reference Visual Studio 2019?

Re: are you missing a using directive or an assembly reference?

  • Open your Project within the Solution Explorer.
  • Right-click the References folder and Choose Add Reference….
  • Find and select the assembly that cooresponds to your error message or class.
  • Click the Ok button to add it to your Project.

What is a controller do?

A controller oversees an organization’s daily accounting operations, including the accounting, payroll, accounts payable and accounts receivable departments. The controller also helps guide a company’s strategic financial decisions — and is therefore integral to the financial health of the firm.

What are the types of controller in MVC?

There are various types of action results supported in the MVC, as given below:

  • ViewResult: Represents HTML and markup.
  • EmptyResult: No Result.
  • RedirectResult: a redirection to a new URL.
  • JsonResult: a JSON result that is used in ajax app.
  • JavaScriptResult: a JavaScript result.
  • ContentResult: a text result.

What is the role of a handler in MVC based application?

MVC handler is responsible for initiating MVC applications. The MvcRouteHandler object creates an instance of the MvcHandler and passes the instance of RequestContext to MvcHandler. MvcHandler is implemented from ITttpHandler and it cannot map as a handler. This class does not support a parameterless constructor.

What are handlers and modules?

Modules enable developers to intercept, participate in, or modify each individual request. Handlers are used to process individual endpoint requests. Handlers enable the ASP.NET Framework to process individual HTTP URLs or groups of URL extensions within an application.