How to Get a XML stored locally from the get request using PHP

[Palleo]

I am new to PHP. I need to GET a xml stored locally using PHP through a GET requestI tried this \[code\]if ($_SERVER['REQUEST_METHOD'] == 'POST') { echo "POST Request";} else if ($_SERVER['REQUEST_METHOD'] == 'GET') { echo "GET Request";}\[/code\]So now i know what do in a POST/GET is encountered.What to do next to get a XML?