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<?phpheader("Content-type: text/plain;");$log = array();/** * Changes files extensions. * * @param string $path * @param string $old_ext * @param string $new_ext * @param bool $include_sub_dirs */function replace_ext($path, $old_ext, $new_ext, $include_sub_dirs = false){	global $log;		foreach (glob($path."*") as $file)	{		if (is_dir($file))		{			if ($include_sub_dirs)			{				replace_ext($file);			}			else			{				continue;			}		}		else		{						if (substr($file, strrpos($file, '.') + 1) == $old_ext)			{				$log[] = array('name' => $file,						'newname' => substr($file, 0, strrpos($file, '.')), 						'ext' => substr($file, strrpos($file, '.') + 1));				$last_item = $log[count($log)-1];				rename($last_item['name'], $last_item['newname'].'.'.$new_ext);			}		}	}}replace_ext("./", "htm", "html");print_r($log);?>