You could give them a session ID, and then keep foo completely on the
server.
http://php.net/session_start
If you just want it "invisible" to most users but not really *SECRET*, a
simple POST form works. They can still see it if they do "View Source" in
the browser.
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----- Original Message -----
From: Seb Frost <[EMAIL PROTECTED]>
Newsgroups: php.general
To: <[EMAIL PROTECTED]>
Sent: Sunday, August 19, 2001 4:44 PM
Subject: Passing variables to a file
> OK I know this can be done like so:
>
> file.php4?foo=bar
>
> but what if I want to keep the value of foo secret from the user?
>
> - seb
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