How to create Controller Laravel

Create a Laravel Controller w/ an example: learn how to create, structure & use controllers in Laravel.

Creating a Controller in Laravel

Controllers are the central location in Laravel to handle requests and return responses. A controller is a PHP class whose methods are responsible for reacting to user requests and handling how the application responds. In this article, we'll show you how to create a controller in Laravel.

To create a controller, use the make:controller Artisan command. This command will create a controller file in the app/Http/Controllers directory. The command accepts the name of the controller as an argument. For example, to create a controller called "PostsController", you would run the following command:

php artisan make:controller PostsController

This command will create a new PostsController.php file in the app/Http/Controllers directory. The file will contain a class definition for the PostsController class. Within this class, you can define methods that correspond to the routes defined in your routes/web.php file. For example, if you have a route that is defined like this:

Route::get('/posts', 'PostsController@index');

Then you would create a method in the PostsController class called index() that will be responsible for handling the request and returning a response. The index() method might look something like this:

public function index()
{
    $posts = Post::all();

    return view('posts.index', compact('posts'));
}

This method will fetch all of the posts from the database and then return a view that will be rendered and displayed to the user. The controller is responsible for preparing the data that is needed by the view and then returning it to the user.

The controller is also responsible for handling any incoming requests and returning the appropriate response. For example, if the user is submitting a form, then the controller can be used to validate the data and then either return an error response or create a new record in the database.

Controllers are an essential part of Laravel applications and they are responsible for handling user requests and returning the appropriate response. By using the make:controller Artisan command, you can quickly and easily create a controller that is ready to handle requests.