Online PHP editor | refs for Q1n9j

<?php function Recurse1($xml) { foreach ($xml->children() as $child) { if (is_iterable($child)) { if (!isset($array)) { $array = Recurse1($child); } else { $array = array_merge($array, Recurse1($child)); } } else { $array[] = (string)$xml['role']; } } return $array; } $xml = new SimpleXMLElement( '<person> <child role="son1"> <child role="daughter1"/> </child> <child role="daughter2"> <child role="son2"> <child role="son3"/> </child> </child> </person>'); var_dump(Recurse1($xml));