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<?php class SerializableDomDocument // extends DOMDocument { private $xmlData; /** * @return array */ public function __sleep() { //$this->xmlData = $this->saveXML(); $this->xmlData = []; return ['xmlData']; } public function __wakeup() { $this->xmlData = ['xmlData']; } } $dom = new SerializableDomDocument('1.0', 'UTF-8'); //$dom->loadXML('<tag>value</tag>'); $ser = serialize($dom); var_dump($ser); var_dump(unserialize($ser));
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
string(81) "O:23:"SerializableDomDocument":1:{s:32:"SerializableDomDocumentxmlData";a:0:{}}" object(SerializableDomDocument)#2 (1) { ["xmlData":"SerializableDomDocument":private]=> array(1) { [0]=> string(7) "xmlData" } }
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
preferences:
142.87 ms | 407 KiB | 5 Q