Online PHP editor | output for huIaO

<?php $t =<<<D <form id="frm-send" method="post" action="index.php" > <input type="text" name="data[postusername]" id="postusername" value="user" /> <input type="checkbox" name="data[save]" id="data[save]" value="1" /> <input type="hidden" name="secret" id="secret" value="0d35635c0cb11760789de6c4fe35e046311f724b" /> <input type="submit" name="btnSubmit" id="btnSubmit" value="Send" /> <input type="hidden" name="data[checkgetrequest]" value="true" id="data[checkgetrequest]" /> <input type="hidden" name="frm-id" value="13448477965028bfb44222d" id="frm-id" /> </form> <input type="text" id="getfocus_txt_13448477965028bfb44222d" name="getfocus_txt_13448477965028bfb44222d" /> D; $dom = new domDocument; $dom->loadHTML($t); $dom->preserveWhiteSpace = true; $frmid = $dom->getElementById('frm-id') ; echo $frmid->getAttribute('value');