Online PHP editor | refs for ZU0P3

<?php class SerializableDomDocument extends DOMDocument { public function __serialize(): array { return ['xmlData' => $this->saveXML()]; } public function __unserialize(array $data): void { $this->loadXML($data['xmlData']); } } $dom = new SerializableDomDocument('1.0', 'UTF-8'); $dom->loadXML('<tag>value</tag>'); $serialized = serialize($dom); $unserialized = unserialize($serialized); echo "Serialized:\t$serialized\n-----------\nRestored:\t{$unserialized->saveXml()}";