Stash::list_count PHP 메소드

    public function list_count()
    {
        // retrieve the list array
        $list = $this->rebuild_list();
        // return 0 if this variable has no value
        if ($list == '') {
            return '0';
        }
        $count = count($list);
        return "{$count}";
        // make sure we return a string
    }