Introductory programming and scripting tutorials, our first example will print "Hello World"

Code:
<HTML>
<HEAD>
<TITLE> Hello World in PHP </TITLE>
</HEAD>
<BODY>
<?
// Hello world in PHP
 print("Hello World");
?>
</BODY>
</HTML>

You can view the result at : http://198.27.105.229/example_test007.php

This is same as

http://forums.bizhat.com/showthread.php/134951