<?php
$doc = new DOMDocument('1.0', 'utf-8');

$root = $doc-> createElement('html');
$root = $doc->appendChild($root);

$head = $doc->createElement('head');
$head = $root->appendChild($head);

$title = $doc->createElement('title');
$title = $head->appendChild($title);

$text = $doc->createTextNode('60736');
$text = $title->appendChild($text);

$body = $doc->createElement('body');
$body = $root->appendChild($body);

$div = $doc->createElement('div');
$div = $body->appendChild($div);

$form = $doc->createElement('form');
$form = $div->appendChild($form);

$input1 = $doc->createElement('input');
$input1->setAttribute('name', 'zahl1');
$input1->setAttribute('type', 'text');

$input1 = $form->appendChild($input1);

$textp = $doc->createTextNode('+');
$textp = $form->appendChild($textp);

$input2 = $doc->createElement('input');
$input2 = $form->appendChild($input2);

$texte = $doc->createTextNode('=');
$texte = $form->appendChild($texte);

$output = $doc->createElement('output');
$output = $form->appendChild($output);

$textr = $doc->createTextNode(' ');
$textr = $output->appendChild($textr);

$brk = $doc->createElement('br');
$brk = $form->appendChild($brk);

$submit = $doc->createElement('submit');
$submit = $form->appendChild($submit);

echo $doc->saveXML();
?>