(PHP 4, PHP 5, PHP 7)
rmdir — Removes directory
$dirname
   [, resource $context
  ] )
   Attempts to remove the directory named by dirname.
   The directory must be empty, and the relevant permissions must permit this.
   A E_WARNING level error will be generated on failure.
  
dirnamePath to the directory.
contextNote: Context support was added with PHP 5.0.0. For a description of contexts, refer to Streams.
   Returns TRUE on success or FALSE on failure.
  
| Version | Description | 
|---|---|
| 5.0.0 | As of PHP 5.0.0 rmdir() can also be used with some URL wrappers. Refer to Supported Protocols and Wrappers for a listing of which wrappers support rmdir(). | 
Example #1 rmdir() example
<?php
if (!is_dir('examples')) {
    mkdir('examples');
}
rmdir('examples');
?>
Note: When safe mode is enabled, PHP checks whether the directory in which the script is operating has the same UID (owner) as the script that is being executed.