Simple skeleton for Silex application

index.php

<?php
require_once __dir__.'/vendor/autoload.php';

use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;

/**
 * Simple skeleton for Silex
 * 
 * Run in PHP >=5.4: $ php -S localhost:8080 -t web web/index.php
 * Assuming that your webroot are in web and your app file is index.php.
 */
$app = new Silex\Application();
$app['debug'] = true;

/**
 * Simple controller
 */
$app->get('/hello/{name}', function (Request $request, $name)
{ 
    return "hello {$name}. Welcome to my firts app in Silex";
})
->assert('name', '[a-zA-z0-9]')                             // Your param constraint
->convert('name', function($v){ return strtoupper($v); })   // Transform your param before
->value('name', '');                                        // Default value

/**
 * Redirect controller
 */
$app->get('/', function(Silex\Application $app){
    return $app->redirect('/hello');
});


/**
 * Manage errors:
 */
$app->error(function(\Exception $e, $code) use($app) 
{
    if($app['debug'])
    {
        return;
    }
    
    return new Response('Something is wrong');
});

$app->run();