[PHP] Check if a folder is empty

dir_is_empty.php

<?php
/**
 * Check if a directory is empty (a directory with just '.svn' or '.git' is empty)
 *
 * @param string $dirname
 * @return bool
 */
function dir_is_empty($dirname)
{
  if (!is_dir($dirname)) return false;
  foreach (scandir($dirname) as $file)
  {
    if (!in_array($file, array('.','..','.svn','.git'))) return false;
  }
  return true;
}