private static function initialize()
{
if (self::$initialized) {
return self::$rootNode;
}
self::$xml = new DOMDocument();
self::$xml->loadXML("<xml version=\"1.0\" encoding=\"utf-8\" >" . "<root></root></xml>");
self::$rootNode = self::getRootElement();
self::$initialized = true;
}
private static function initialize() {
if (self::$initialized)
return self::$rootNode;
$xmlDocument = new DOMDocument();
$xmlDocument->encoding = 'UTF-8';
$xmlDocument->appendChild($xmlDocument->createElement('root'));
self::$initialized = true;
self::$xml = $xmlDocument;
self::$rootNode = self::getRootElement();
}
