PHP ʖ²ἯTH º󍋼/A opendir ˵÷ =ד 1. opendir() =ד ?php if ($dir = @opendir("/tmp")) {while (($file = readdir($dir)) !== false) {echo "$file\n";} closedir($dir);}? º󍋼/A ưµ㼯A getcwd ɏһ¼¶ readdir