Online PHP editor | refs for ZGY1d

<?php $xml = <<< XML <?xml version="1.0" encoding="utf-8"?> <books> <book>Patterns of Enterprise Application Architecture</book> <book></book> <book>Design Patterns: Elements of Reusable Software Design</book> <book>Clean Code</book> </books> XML; $dom = new DOMDocument; $dom->loadXML($xml); $books = $dom->getElementsByTagName('book'); $length = $books->length; $break = FALSE; foreach ($books as $k => $book) { var_dump(empty($book->nodeValue)); if($break){ echo $book->nodeValue; if($k == ($length-1)) { echo "last iteration: " . $book->nodeValue; } else { break; } } if(empty($book->nodeValue)) { $break = TRUE; break; } echo $book->nodeValue, PHP_EOL; }