<?php
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Definition;
$container = new ContainerBuilder();
$container
->register('foo', 'FooClass\\Foo')
->addArgument('foo<>&bar')
->addTag('foo"bar\\bar', array(
'foo' => 'foo"barřž€',
));
return $container;