关于PHP中函数的返回值的有关问题

关于PHP中函数的返回值的问题

PHP code

<!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->function Traverse_files($dir1,$dir2){  $dir = $dir1.'/'.$dir2;  //print $dir;  //exit;  $ss = array();  if (is_dir($dir)){    if ($dh = opendir($dir)){      while (($file = readdir($dh)) !== false){        if($file!=="."&& $file!==".."){          $ss[]=$file;        }      }      print_r($ss);      return $ss;      closedir($dh);    }  }}$dirbase = 'd:';$dirito = '5-24';$bb = Traverse_files($dirbase,$dirito);printf($bb);

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