passing information via REQUEST

Hi all ,

I have question regarding PHP . In Java , we can pass information
via REQUEST HTTP using
request.setAttributte() function .

However in PHP , i have tried using $_REQUEST['object'] , the
information is not pass, below is example code:

<?php

$_REQUEST['NAME'] = PHP;
location('../forward.php');

?>

Anyone have any ideas or suggestions what is happening ?
Thanks

.