how to delete folder ??

[kanis]

I want to delete folder i use this code :-

rmdir($folder);

but if folder contain some file or some folders then i will get this error :-

Warning: rmdir(install) [function.rmdir]: Directory not empty in D:\xampp\htdocs\Web\ins\install.php on line 6
Folder Deleted

Now i Want to delete all files and folder along with the main folder so how to do that ?

[Haris]

First use unlink to delete all the files under the directory.

PHP: unlink - Manual

Then you can use rmdir();

PHP: rmdir - Manual