Phalcon\Db\Adapter\MongoDB\DeleteResult::isAcknowledged PHP Метод

If the delete was not acknowledged, other fields from the WriteResult (e.g. deletedCount) will be undefined.

public isAcknowledged ( ) : boolean
Результат	boolean

    public function isAcknowledged()
    {
        return $this->isAcknowledged;
    }

DeleteResult