Online PHP editor | refs for 9Ph6V

<?php echo LIBXML_DOTTED_VERSION.' '; $s2 = '<?xml version="1.0"?><!DOCTYPE kaboom [ <!ENTITY a "'.str_repeat('a', 100000).'"> ]> <kaboom>'.str_repeat('&a;', 500).'</kaboom>'; $doc = new DOMDocument(); $doc->loadXML($s2); echo strlen($doc->lastChild->nodeValue);