array to xml

array to xml.php

<?php
//function defination to convert array to xml
function array_to_xml($array, &$xml_user_info) {
	foreach($array as $key => $value) {
		if(is_array($value)) {
			if(!is_numeric($key)){
				$subnode = $xml_user_info->addChild("$key");
				array_to_xml($value, $subnode);
			}else{
				$subnode = $xml_user_info->addChild("item$key");
				array_to_xml($value, $subnode);
			}
		}else {
			$xml_user_info->addChild("$key",htmlspecialchars("$value"));
		}
	}
}


//creating object of SimpleXMLElement
$xml_user_info = new SimpleXMLElement("<?xml version=\"1.0\"?><products></products>");

//function call to convert array to xml
array_to_xml($users_array,$xml_user_info);

//saving generated xml file
$xml_file = $xml_user_info->asXML('users.xml');

//success and error message based on xml creation
if($xml_file){
    echo 'XML file have been generated successfully.';
}else{
    echo 'XML file generation error.';
}