What is attribute based routing in MVC?

MVC 5 supports a new type of routing, called attribute routing. As the name implies, attribute routing uses attributes to define routes. Attribute routing gives you more control over the URIs in your web application. The earlier style of routing, called convention-based routing, is still fully supported.

Which option is correct for attribute based routing in MVC?

With MVC 5 and attribute based routing, you gain finer control of your routes at both the controller and action level. Enabling attribute routing in your project is simple, just add a call to routes. MapMvcAttributeRoutes(); in your RegisterRoutes function.

Which method used for Enable attribute based routing in MVC?

To enable Attribute Routing, we need to call the MapMvcAttributeRoutes method of the route collection class during configuration.

  • public class RouteConfig.
  • public static void RegisterRoutes(RouteCollection routes)
  • {
  • routes.IgnoreRoute(“{resource}.axd/{*pathInfo}”);
  • routes.MapMvcAttributeRoutes();
  • }
  • }

What are the advantages of attribute routing in MVC?

Advantages of Attribute Routing Over the Convention-based Routing | ASP.NET MVC Interview Question

  • Attribute Routing gives you more control over the URIs in your web application.
  • Easy to Troubleshoot issues.
  • No fear of modifying anything will break another route down the line.

What is an attribute route?

As the name implies, attribute routing uses attributes to define routes. Attribute routing gives you more control over the URIs in your web API. For example, you can easily create URIs that describe hierarchies of resources. The earlier style of routing, called convention-based routing, is still fully supported.

What are different types of routing in MVC?

Conventional or Traditional Routing

  • Conventional or Traditional Routing also is a pattern matching system for URL that maps incoming request to the particular controller and action method.
  • We set all the routes in the RouteConfig file.
  • RouteConfig file is available in the App_Start folder.

What is the advantage of attribute routing?

Here are a few advantages of attribute based routing, Helps developer in the debugging / troubleshooting mode by providing information about routes. Reduces the chances for errors, if a route is modified incorrectly in RouteConfig. cs then it may affect the entire application’s routing.

What is ApiController attribute?

The [ApiController] attribute applies inference rules for the default data sources of action parameters. These rules save you from having to identify binding sources manually by applying attributes to the action parameters.

Can convention routing and attribute routing work together?

We can use Convention based Routing and Attribute Routing in the same project. Be sure attribute routing should be defined first to convention based routing. The following is a sample example of attribute routing.

Which code segment should you use to enable attribute routing?

To enable attribute routing, call MapHttpAttributeRoutes during configuration. This extension method is defined in the System. Web. Http.

How to enable attribute routing in MVC 5?

MVC 5 supports a new type of routing called “Attribute Routing”. As the name suggests, Attribute Routing enables us to define routing on top of the controller action method. To enable Attribute Routing, we need to call the MapMvcAttributeRoutes method of the route collection class during configuration.

How does convention based routing work in MVC?

In ASP.NET MVC, we had convention-based routing that defines routes using the route templates. When we create a new ASP.NET MVC Application using Visual Studio, then by default a route (i.e. default route) is created in the RouteConfig.cs file. The default route is shown below.

Where do you apply route attribute in ASP.NET?

You can also apply the [Route] attribute on the controller level, capturing the action as a parameter. That route would then be applied on all actions in the controller, unless a specific [Route] has been defined on a specific action, overriding the default set on the controller.

Is there a route table in MVC 4?

Until now, there has been a routing table that you can define either in the Global.asax or in the RouteConfig.cs and all incoming requests would look it up to decide the rendering of a target view. Here is the code that you might have seen previously to have note-variable routes in MVC 4 in the following example of the Route collection object.