Online PHP editor | output for GZEXt

<?php abstract class AbstractRouter { protected function match() { throw new \RuntimeException('This method ca\'nt be called directly'); } } class UrlMatcher extends AbstractRouter { protected function match() { return 'blablabla'; } } //middleware class Router extends AbstractRouter { private $matcher; public function __construct($matcher) { $this->matcher = $matcher; } public function process() { return $this->matcher->match(); } } $router = new Router(new urlMatcher()); echo $router->process();