Neos\Flow\Persistence\Generic\Backend\AbstractBackend::removeDeletedArrayEntries PHP Метод

    protected function removeDeletedArrayEntries(array $array = null, array $previousArray)
    {
        foreach ($previousArray as $item) {
            if ($item['type'] === 'array') {
                $this->removeDeletedArrayEntries($array[$item['index']], $item['value']);
            } elseif ($this->getTypeName($item['type']) === 'object' && !($item['type'] === 'DateTime' || $item['type'] === 'SplObjectStorage')) {
                if (!$this->persistenceSession->hasIdentifier($item['value']['identifier'])) {
                    // ingore this identifier, assume it was blocked by security query rewriting
                    continue;
                }
                $object = $this->persistenceSession->getObjectByIdentifier($item['value']['identifier']);
                if ($array === null || !$this->arrayContainsObject($array, $object, $item['value']['identifier'])) {
                    if ($this->reflectionService->getClassSchema($item['type'])->getModelType() === ClassSchema::MODELTYPE_ENTITY && $this->reflectionService->getClassSchema($item['type'])->isAggregateRoot() === false) {
                        $this->removeEntity($this->persistenceSession->getObjectByIdentifier($item['value']['identifier']));
                    } elseif ($this->reflectionService->getClassSchema($item['type'])->getModelType() === ClassSchema::MODELTYPE_VALUEOBJECT) {
                        $this->removeValueObject($this->persistenceSession->getObjectByIdentifier($item['value']['identifier']));
                    }
                }
            }
        }
    }