pocketmine\level\Level::getNearbyExperienceOrb PHP Method

    public function getNearbyExperienceOrb(AxisAlignedBB $bb) : array
    {
        $nearby = [];
        foreach ($this->getNearbyEntities($bb) as $entity) {
            if ($entity instanceof XPOrb) {
                $nearby[] = $entity;
            }
        }
        return $nearby;
    }