config.php

return array(
  'service_manager' => array(
    // implicit invokable
    'Application\Route\Resource' => 'Application\Route\Resource'
  
    'Application\Route\Resource' => 'Application\Route\ResourceFactory',
    
    // EXACTLY THE SAME AS ABOVE BUT MORE VERBOSE:
    
    'Application\Route\Resource' => array(
      'factory' => 'Application\Route\Resource'
    ),
    
    // SAME BUT WITH OPTIONS
    
    'Application\Route\Resource' => array(
      'factory' => 'Application\Route\Resource',
      'options' => array(
        'foo' => bar
      )
    ),
  )
);