original_string: public function getListenersForEvent($eventClassName)
      {
          if (FALSE === array_key_exists($eventClassName, $this->eventMap))
          {
              return [];
          }
          return $this->eventMap[$eventClassName];
      }
code: public function getListenersForEvent($eventClassName)
      {
          if (FALSE === array_key_exists($eventClassName, $this->eventMap))
          {
              return [];
          }
          return $this->eventMap[$eventClassName];
      }
code_tokens: public function getListenersForEvent ( $ eventClassName ) { if ( FALSE === array_key_exists ( $ eventClassName , $ this -> eventMap ) ) { return [ ] ; } return $ this -> eventMap [ $ eventClassName ] ; }
docstring: Gets all listeners for an event.
  
  @param string $eventClassName The event class name.
  @return array An array of callables.
docstring_tokens: Gets all listeners for an event .