web方式ftp

web方式ftp(5)             $d_i=0;
            $f_i=0;
            $l_i=0;
            $i=0;
            while ($contents[$i]) {
                $item[] = split("[ ]+",$contents[$i],9);
                $item_type=substr($item[$i][0],0,1);
                if ($item_type == "d") {
                    /* it's a directory */
                    $nlist_dirs[$d_i]=$item[$i][8];
                    $d_i++;
                } elseif ($item_type == "l") {
                    /* it's a symlink */
                    $nlist_links[$l_i]=$item[$i][8];
                    $l_i++;
                } elseif ($item_type == "-") {