Registered Listeners Grouped by Event ===================================== "event1" event -------------- ------- ------------ ----------  Order   Callable   Priority  ------- ------------ ---------- #1 var_dump() 255 #2 Closure() -1 ------- ------------ ---------- "event2" event -------------- ------- ----------------------------------------------------------------------------------- ----------  Order   Callable   Priority  ------- ----------------------------------------------------------------------------------- ---------- #1 Symfony\Bundle\FrameworkBundle\Tests\Console\Descriptor\CallableClass::__invoke() 0 ------- ----------------------------------------------------------------------------------- ----------