3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $xml = new SimpleXmlElement('<?xml version="1.0" encoding="UTF-8"?><response></response>'); $xml->response->addChild('id_shop', 1234); $xml->response->addChild('result', 0); echo $xml->asXML();
Output for 5.2.4 - 5.6.28, 7.0.0 - 7.1.0
Warning: SimpleXMLElement::addChild(): Cannot add child. Parent is not a permanent member of the XML tree in /in/eWEQV on line 4 Warning: SimpleXMLElement::addChild(): Cannot add child. Parent is not a permanent member of the XML tree in /in/eWEQV on line 5 <?xml version="1.0" encoding="UTF-8"?> <response/>
Output for hhvm-3.10.0 - 3.12.0
Warning: Cannot add child. Parent is not a permanent member of the XML tree in /in/eWEQV on line 4 Warning: Cannot add child. Parent is not a permanent member of the XML tree in /in/eWEQV on line 5 <?xml version="1.0" encoding="UTF-8"?> <response/>
Output for 5.1.3 - 5.2.3
<?xml version="1.0" encoding="UTF-8"?> <response/>
Output for 5.0.0 - 5.1.2
Fatal error: Call to undefined method SimpleXMLElement::addChild() in /in/eWEQV on line 4
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: simplexmlelement in /in/eWEQV on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: simplexmlelement in /in/eWEQV on line 3