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Scan directory contents recursively

/ Published in: PHP
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  1. <?php
  2. function dir_recursive($path, $parent = ''){
  3.     $files = array();
  4.  
  5.     $d = dir($path);
  6.     while (false !== ($entry = $d->read())) {
  7.         if($entry == '.' || $entry == '..')
  8.             continue;
  9.  
  10.         //if this is a directory, loop inside its contents
  11.         if(is_dir($d->path.'/'.$entry)){
  12.             //if parent dir given, then create another array dimension to be used to store files under this parent
  13.             if(!empty($parent)){
  14.                 $files[$parent][$entry] = dir_recursive($d->path.'/'.$entry, $entry);
  15.             }else
  16.                 $files[$entry] = dir_recursive($d->path.'/'.$entry, $entry);
  17.         }else
  18.             $files[$entry] = $entry;
  19.  
  20.         //reset parent dir given, so it won't create another array dimension for the next loop of subdirectory
  21.         $parent = '';
  22.     }
  23.     $d->close();
  24.  
  25.     return $files;
  26. }
  27.  
  28. //usage
  29. $files = dir_recursive('.');
  30. echo '<pre>'; print_r($files);
  31.  
  32. ?>

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