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//$path ΪÎļþ¼Ð²ÎÊý£¬Èç £¨c:/program files/makedir£©
 function createFolders($path) {
    if (!file_exists($path)) {
      $this->createFolders(dirname($path));
      mkdir($path, 0777);
    }
  }
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  function deldir($dir) {
    $dh=opendir($dir);
    while ($file=readdir($dh)) {
      if($file!="." && $file!="..") {
        $fullpath=$dir."/".$file;
        if(!is_dir($fullpath)) {
          unlink($fullpath);
        } else {
          $this->deldir($fullpath);
        }
      }
    }
    closedir($dh);
    if(rmdir($dir)) {
      return true;
    } else {
      return false;
    }
  }


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