Symfony\Component\EventDispatcher\EventDispatcherInterface::addListener
Adds an event listener that listens on the specified events.
Signature
public function addListener(string
$eventName,
[callable
$listener = 0,
[integer
$priority = 0]] )
Parameters
$eventName
— string- The event to listen on
$listener
— object- The listener
$priority
— integer- The higher this value, the earlier an event
listener will be triggered in the chain (defaults to 0)