Dispatches an event to all registered listeners.
@api
Parameters
string $eventName The name of the event to dispatch. The name of:
the event is the name of the method that is
invoked on listeners.
Event $event The event to pass to the event handlers/listeners.:
If not supplied, an empty Event instance is created.
Return value
Event
File
- drupal/core/vendor/symfony/event-dispatcher/Symfony/Component/EventDispatcher/EventDispatcherInterface.php, line 38
Class
- EventDispatcherInterface
- The EventDispatcherInterface is the central point of Symfony's event listener system.
Listeners are registered on the manager and events are dispatched through the
manager.
Namespace
Symfony\Component\EventDispatcher
Code
public function dispatch($eventName, Event $event = null);