3v4l.org

run code in 300+ PHP versions simultaneously
<?php $xml = simplexml_load_string('<a><![CDATA[OK]]></a>'); var_dump($xml); var_dump($xml['a']);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
object(SimpleXMLElement)#1 (0) { } NULL

preferences:
128.99 ms | 403 KiB | 167 Q