Joomla Namespace Example

index.php

<?php // File: index.php

const JPATH_BASE = __DIR__;

require_once JPATH_BASE . '/libraries/joomla/loader.php';

Joomla\Loader::registerNamespace('Joomla', JPATH_BASE . '/libraries/joomla');

Joomla\Application\Web::getInstance('\\Joomla\\Application\\Web')->execute();

librariesjoomlaapplicationbase.php

<?php // File: libraries/joomla/application/base.php

namespace Joomla\Application;

class Base {}

librariesjoomlaapplicationweb.php

<?php // File: libraries/joomla/application/web.php

namespace Joomla\Application;

// Here we extend Base, because we are in the same namespace.
class Web extends Base {}

librariesjoomlacontrollerbase.php

<?php // File: libraries/joomla/controller/base.php

namespace Joomla\Controller;

// We simply extend Controller, since we are in the same namespace.
class Base extends Controller {}

librariesjoomlacontrollercontroller.php

<?php // File: libraries/joomla/controller/controller.php

namespace Joomla\Controller;

// This extends Serializable from the Global Namespace
class Controller extends \Serializable {}