文件操作-目录遍历

 1 <?php
 2     header("Content-Type:text/html;charset=UTF-8");
 3     $dir_name = "testDir";
 4     function dir_list($dir_name){
 5         $handle = opendir($dir_name);
 6         while($file = readdir($handle)){
 7             if($file == ‘.‘ || $file == ‘..‘){
 8                 continue;
 9             }
10             $path=$dir_name.‘/‘.$file;
11             if(is_dir($path)){
12                 $list[$file]=dir_list($path);
13             }else {
14                 $list[]=$file;
15             }
16         }
17         closedir($handle);
18         return $list;
19     }
20     echo ‘<pre>‘;
21         $data = dir_list($dir_name);
22         var_dump($data);
23     echo ‘</pre>‘;
24 ?>