SetDifficultyPacket: added create()

src/pocketmine/network/mcpe/protocol/SetDifficultyPacket.php

@@ -34,6 +34,12 @@ class SetDifficultyPacket extends DataPacket implements ClientboundPacket, Serve
 	/** @var int */
 	public $difficulty;
 
+	public static function create(int $difficulty) : self{
+		$result = new self;
+		$result->difficulty = $difficulty;
+		return $result;
+	}
+
 	protected function decodePayload() : void{
 		$this->difficulty = $this->getUnsignedVarInt();
 	}

src/pocketmine/world/World.php

@@ -2772,8 +2772,7 @@ class World implements ChunkManager, Metadatable{
 	 * @param Player ...$targets
 	 */
 	public function sendDifficulty(Player ...$targets){
-		$pk = new SetDifficultyPacket();
-		$pk->difficulty = $this->getDifficulty();
+		$pk = SetDifficultyPacket::create($this->getDifficulty());
 		if(empty($targets)){
 			$this->broadcastGlobalPacket($pk);
 		}else{