Online PHP editor | output for LZuO5

<?php function do_it($in) { $a = new DOMDocument(); $a->loadHTML($in); $xpath = new DOMXpath($a); foreach($xpath->query('/html/body//ul') as $node) _handle_uls($node); return $a->textContent; } function _handle_uls(DOMNode $node) { echo 'Works:' . "\n\n"; foreach ($node->childNodes as $subnode) echo '* ' . trim($subnode->textContent) . "\n"; echo "\n\n\n" . 'Problems:' . "\n\n"; foreach ($node->childNodes as $subnode) { $textNode = $subnode->ownerDocument->createTextNode('* ' . trim($subnode->textContent) . "\n"); $subnode->ownerDocument->importNode($textNode); $subnode->parentNode->replaceChild($textNode, $subnode); } } $HTML = '<ul><li>Potatoes</li><li>Tomatoes</li><li>Carrots</li></ul>'; echo do_it($HTML);