EventSubscriberInterface
in
An EventSubscriber knows itself what events it is interested in.
If an EventSubscriber is added to an EventDispatcherInterface, the manager invokes and registers the subscriber as a listener for all returned events.
Tags
Table of Contents
- getSubscribedEvents() : array<string|int, mixed>
- Returns an array of event names this subscriber wants to listen to.
Methods
getSubscribedEvents()
Returns an array of event names this subscriber wants to listen to.
public
static getSubscribedEvents() : array<string|int, mixed>
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:
- ['eventName' => 'methodName']
- ['eventName' => ['methodName', $priority]]
- ['eventName' => [['methodName1', $priority], ['methodName2']]]
Return values
array<string|int, mixed> —The event names to listen to