3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $r = new SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><root />'); $r->addChild('hello', '1'); var_dump($r);
based on kUpDQ
Output for 5.1.3 - 7.1.0
object(SimpleXMLElement)#1 (1) { ["hello"]=> string(1) "1" }
Output for 5.0.0 - 5.1.2
Fatal error: Call to undefined method SimpleXMLElement::addChild() in /in/Kb7NY on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: simplexmlelement in /in/Kb7NY on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: simplexmlelement in /in/Kb7NY on line 2