function toElement()
{
$stream = new Output\Stream();
$writer = new XML\Text\Writer(new Output\Writer($stream));
$writer->writeNode($this);
$filter = new XML\Filter\SimpleXML();
return $filter((string) $stream);
}
<?php
use IO\Output;
use DBAL\XML;
use DBAL\Data\Tree;
$output = new Output\Stream();
$writer = new Output\Writer($output);
$docWriter = new XML\Text\Writer($writer);
$node = new Tree\Node('test');
$attr = array('test' => 'someValue', 'attr' => 2);
$subnode = new Tree\Node('subnode', $attr, $node);
$docWriter->writeDocument($node);
echo (string) $output;
