/**

* 遞歸刪除目錄中文件

* @param $pathname

* @return bool

*/

public static function delDir($pathname)//要刪除的目錄

{

if(file_exists($pathname)) {

if(is_file($pathname)) {

unlink($pathname);

} else {

$dir = opendir($pathname);

while($filename = readdir($dir)) {

if($filename != "." && $filename != "..") {

$filename = $pathname . "/" . $filename;

if(is_dir($filename)) {

self::delDir($filename);

} else {

unlink($filename);

}

}

}

closedir($dir);

rmdir($pathname);

}

}

return true;

}

原文：http://www.cnblogs.com/l-zl/p/7267142.html