Online PHP editor | refs for qa6EP

<?php function foo() { global $d; $d = new DOMDocument; $c = $d->createDocumentFragment(); $g = $d->createElement('fiz', 'buz'); $h = $d->createElement('red', 'xen'); $c->appendChild($g); $c->appendChild($h); return $c->childNodes; } foreach (foo() as $x) { var_dump($x->nodeValue); } var_dump($x->nodeValue); var_dump(get_class($d));