pocketmine\nbt\tag\ListTag::__toString PHP Method

    public function __toString()
    {
        $str = get_class($this) . "{\n";
        foreach ($this as $tag) {
            if ($tag instanceof Tag) {
                $str .= get_class($tag) . ":" . $tag->__toString() . "\n";
            }
        }
        return $str . "}";
    }