How to use PHP to load a XML file by URL

Question

I want to use PHP to load a XML from a URL like "HTTP://127.0.0.1/19/1", how can I do it? I tried several ways but they all failed.. so just ask for help here..thanks

Answer 1

<?php
$x=simplexml_load_file("HTTP://127.0.0.1/19/1");
?>