On Thu, 08 Jul 2004 11:49:24 +0200, Christophe Chisogne <[EMAIL PROTECTED]> wrote: > Shaun a écrit : > > after lots of investigation it appears that it is just my laptop that won't > > disply the variable, maybe because I am using Norton Firewall? > > Possible. The REFERER HTTP field is OPTIONAL > -- See http1.1 spec (rfc2616) or this list archives. > So it's not a field anyone should rely upon. > More and more software (firewall, proxies, privacy tools) > just dont send it, or send it modified > (same thing for the UserAgent field, which can even > be modified on several browsers) > > > reason, is there an alternative server variable? > > No. It can be empty or even (easily) faked. >
This is a variable that the client send you explicitly. Some firewall software blocks sending it. You can even send a fake value. Basically, you can't rely on it. -- DB_DataObject_FormBuilder - The database at your fingertips http://pear.php.net/package/DB_DataObject_FormBuilder paperCrane --Justin Patrin-- -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php