Re: diplaying the path

the bad thing about the BTW seciton is, is that it is not true inside of a function, that is the reason I refered to it as $GLOBALS['HTTP_REFERER'] Jim lucas ----- Original Message ----- From: "Philip Olson" <philip@cornado.com> To: "Jim lucas" <phplist@zonedzero.net> Cc: "Kris Vose" <KVose@alidaconnection.com>; <php-general@lists.php.net> Sent: Friday, May 31, 2002 11:03 AM Subject: Re: [PHP] diplaying the path > actually: > > If the php directive register_globals is on, then > $HTTP_REFERER will exist. Otherwise it will not. > (or course that assumes a value exists at all). > > Regardless of the register_globals setting, you > can do: > > // Works since PHP 3 (forever)* > print $HTTP_SERVER_VARS['HTTP_REFERER']; > > // Works since PHP 4.1.0 > print $_SERVER['HTTP_REFERER']; > > Btw, $GLOBALS['HTTP_REFERER'] === $HTTP_REFERER. > And lastly, since PHP 4.2.0 the register_globals > directive defaults to off, which is what Jim was > indirectly referring to. See also extract(). > > Regards, > Philip Olson > > * For versions older then 4.0.3 see also the > track_vars directive, it should be on. > > > On Fri, 31 May 2002, Jim lucas wrote: > > > depending on what version of php you are running, you can use > > $GLOBALS['HTTP_REFERER'] or on newer versions you can use > > $_SERVER['HTTP_REFERER'] > > > > Jim Lucas > > ----- Original Message ----- > > From: "Kris Vose" <KVose@alidaconnection.com> > > To: <php-general@lists.php.net> > > Sent: Friday, May 31, 2002 9:19 AM > > Subject: [PHP] diplaying the path > > > > > > > Is there a variable/function in php that will display the url location of > > the hyper-link that brought them to the current page. Thanks in advance. > > > > > > Kris Vose > > > > > > > > > -- > > PHP General Mailing List (http://www.php.net/) > > To unsubscribe, visit: http://www.php.net/unsub.php > > > >