<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
    "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
  <head>
    <title>My First PHP Page</title>
  </head>

  <body>
    <p>
      <?php
      print Hello, world!";
      ?>
    </p>
  </body>
</html>
