<?php
ob_start();
?>
<?php ob_start();?>
<head><title>test</title></head>
<?php
$head = ob_get_contents();
ob_end_clean();
?>
<!DOCTYPE h2 PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html><?php var_dump($head);?><body>
<h2><?php phpinfo();?></h2>
</body></html>
<?php
$content = ob_get_contents();
ob_end_clean();
include '../application/includes/session.php';
header('test:KO');
var_dump($content);
?>