Sylius\Bundle\PromotionBundle\Doctrine\ORM\PromotionCouponRepository::countByCodeLength PHP Метод

    public function countByCodeLength($codeLength)
    {
        $queryBuilder = $this->createQueryBuilder('o');
        return (int) $queryBuilder->select($queryBuilder->expr()->count('o'))->where($queryBuilder->expr()->eq($queryBuilder->expr()->length('o.code'), $codeLength))->getQuery()->getSingleScalarResult();
    }