3v4l.org

run code in 300+ PHP versions simultaneously
<?php $xml = <<<XML <?xml version="1.0" ?> <root> <child> <grandchild/> </child> <child> <grandchild/> </child> </root> XML; $doc = new DOMDocument; $doc->preserveWhiteSpace = false; $doc->loadXML($xml); foreach ($doc->documentElement->childNodes as $el) { echo $el->tagName . "\n"; }
Output for 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 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
child child
preferences:
84.99 ms | 1938 KiB | 4 Q