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<?php class MyElement extends DOMElement { } $dom = new DOMDocument(); $e = new MyElement("e"); $dom->appendChild($e); // Gives MyElement echo get_class($dom->childNodes->item(0)) . "\n"; $e = null; // Gives DOMElement echo get_class($dom->childNodes->item(0)) . "\n"; $dom = new DOMDocument(); $dom->registerNodeClass('DOMElement', 'myElement'); $e = new MyElement("e"); $dom->appendChild($e); // Gives MyElement echo get_class($dom->childNodes->item(0)) . "\n"; $e = null; // Gives MyElement, because of registerNodeClass call. echo get_class($dom->childNodes->item(0)) . "\n";
Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.30, 8.0.0 - 8.0.22, 8.1.0 - 8.1.9
MyElement DOMElement MyElement MyElement
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
MyElement DOMElement Fatal error: Call to undefined method DOMDocument::registerNodeClass() in /in/WO0kP on line 15
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Class myelement: Cannot inherit from undefined class domelement in /in/WO0kP on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Class myelement: Cannot inherit from undefined class domelement in /in/WO0kP on line 2

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