pocketmine\level\Level::saveChunks PHP Метод

    public function saveChunks()
    {
        foreach ($this->chunks as $chunk) {
            if ($chunk->hasChanged()) {
                $this->provider->setChunk($chunk->getX(), $chunk->getZ(), $chunk);
                $this->provider->saveChunk($chunk->getX(), $chunk->getZ());
                $chunk->setChanged(false);
            }
        }
    }