pocketmine\item\enchantment\Enchantment::getId PHP Method

    public function getId()
    {
        return $this->id;
    }

 public function equals(Enchantment $ent)
 {
     if ($ent->getId() == $this->getId() and $ent->getLevel() == $this->getLevel() and $ent->getActivationType() == $this->getActivationType() and $ent->getRarity() == $this->getRarity()) {
         return true;
     }
     return false;
 }