interface EventSubscriberInterface
An EventSubscriber knows himself what events he is interested in.
If an EventSubscriber is added to an EventDispatcherInterface, the manager invokes {@link getSubscribedEvents} and registers the subscriber as a listener for all returned events.
Methods
| static array | getSubscribedEvents() Returns an array of event names this subscriber wants to listen to. |
Details
static array getSubscribedEvents()
Returns an array of event names this subscriber wants to listen to.
The array keys are event names and the value can be:
- The method name to call (priority defaults to 0)
- An array composed of the method name to call and the priority
- An array of arrays composed of the method names to call and respective priorities, or 0 if unset
For instance:
- array('eventName' => 'methodName')
- array('eventName' => array('methodName', $priority))
- array('eventName' => array(array('methodName1', $priority), array('methodName2')))
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