php_laravel_laracasts/routes/web.php

<?php

/*
|--------------------------------------------------------------------------
| Web Routes
|--------------------------------------------------------------------------
|
| Here is where you can register web routes for your application. These
| routes are loaded by the RouteServiceProvider within a group which
| contains the "web" middleware group. Now create something great!
|
*/

/** @var \Illuminate\Routing\Router $this */
$this->get('/', 'PostsController@index');
$this->get('/posts/{post}', 'PostsController@show');