输出xml文件

<?php
header("Pragma: public");
header("Expires: 0");
header("Content-Type: text/xml");
header("Content-Disposition: attachment;filename='好'");
echo '<?xml version="1.0" encoding="UTF-8"?>
<sitemap>
<loc>http://www.jb51.net/</loc>
<lastmod>2013-01-22T11:00:18+08:00</lastmod>
</sitemap>
';
exit;