use pocketmine\network\mcpe\NetworkSession; class ContainerSetDataPacket extends DataPacket{ const NETWORK_ID = ProtocolInfo::CONTAINER_SET_DATA_PACKET; public $windowid; public $property; public $value; public function decode(){ } public function encode(){ $this->reset(); $this->putByte($this->windowid); $this->putVarInt($this->property); $this->putVarInt($this->value); } public function handle(NetworkSession $session) : bool{ return $session->handleContainerSetData($this); } }