Online PHP editor | refs for Y2vJc

<?php $a = '<var>One</var> <var>Two</var>'; // Works fine ($domA = new DOMDocument('1.0', 'UTF-8'))->loadHTML($a); foreach ((new DOMXPath($domA))->query('//var') as $var) { $var->replaceWith($domA->createElement('p', $var->nodeValue)); } var_dump($domA->saveHTML()); $b = '<var>One</var><var>Two</var>'; // Causes a 'double free' error ($domB = new DOMDocument('1.0', 'UTF-8'))->loadHTML($b); foreach ((new DOMXPath($domB))->query('//var') as $var) { $var->replaceWith($domB->createElement('p', $var->nodeValue)); } var_dump($domB->saveHTML());