FOF30\Event\Dispatcher::hasObserverClass PHP Méthode

Is there an observer of the specified class already registered with this dispatcher?

public hasObserverClass ( string $className ) : boolean
$className	string	The observer class name to check if it's attached
Résultat	boolean

    public function hasObserverClass($className)
    {
        return isset($this->observers[$className]);
    }

Dispatcher