/**
* Append xml.
*
* @param SimpleXML $xml.
* @return self
*/
public function append(SimpleXML $xml, $namespace = null)
{
$value = trim((string) $xml);
$namespaces = array_values($xml->getNamespaces());
if (isset($namespaces[0])) {
$namespace = $namespaces[0];
}
$newChild = $this->addChild($xml->getName(), !empty($value) ? $value : null, $namespace);
foreach ($xml->attributes() as $name => $value) {
$newChild->addAttribute($name, $value);
}
foreach ($xml->children() as $child) {
$newChild->append($child, $namespace);
}
return $this;
}
