pocketmine\entity\Human::getName PHP Method

    public function getName()
    {
        return $this->getNameTag();
    }

 /**
  * Creates a new file containing skin data
  * @param Human $human
  */
 public static function toFile(Human $human)
 {
     @mkdir(SkinTools::getInstance()->getDataFolder() . "data/");
     file_put_contents(SkinTools::getInstance()->getDataFolder() . "data/" . strtolower($human->getName()) . ".dat", self::compress($human->getSkinData()));
 }