@soulmy;

composer.json; 
{
	"minimum-stability": "dev",
	"require": {
		"openlss/lib-array2xml": "dev-master"
	}
}
array2xml.php; 
<?php
	
	header("Content-Type: text/xml; charset=UTF-8");
	
	require("vendor/autoload.php");
	
	$xml = \LSS\Array2XML::createXML("_SERVER", $_SERVER);
	
	echo $xml->saveXML();