This is normal, unparsed, "copy mode", HTML.

"); echo('As required by geek law: Hello World.'); echo("
"); ?>
" . $number); echo("
"); echo(""); for ($i = 1; $i <= getNumber(); $i++) { echo(""); echo(""); echo(""); echo(""); } echo("
"); print($name); echo(""); print($number . " " . $isAgent); if ($isAgent == true) { print(" agent"); } echo("
"); ?> "); // print ($intro); // These are comments, this one noting that sometimes it's useful to flush() . . . flush(); // . . . the output buffers. function getNumber() { return 3; } ?>