ZF2 global configuration

example.local.php

<?php

return array(
    'example' => array(
        'foo' => 'bar'
        )
);

ExampleController.php

<?php

namespace Application\Controller;
use Zend\Mvc\Controller\AbstractActionController;

class ExampleController extends AbstractActionController{
    
    public function indexAction() {
        $config = $this->getServiceLocator()->get('Config');
        $example = $config['example'];
        $foo = $example['foo'];
        
        return array(
            'foo' => $foo
            );
    }
}

index.phtml

Foo: <?php echo $foo;?>