3v4l.org

run code in 300+ PHP versions simultaneously
<?php dom = new DOMDocument; $dom->appendChild($dom->createElement('foo')); echo $dom->saveXml($dom, LIBXML_NOEMPTYTAG);
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.23
Parse error: syntax error, unexpected '=' in /in/EAUGt on line 2
Process exited with code 255.
preferences:
177.59 ms | 1395 KiB | 60 Q