I'm pretty sure that if it was in a form but left blank isset() won't work because it is set in the globals, it is just empty. I've never used empty(), so I cannot comment on its behavior.
-----Original Message----- From: Pete James [mailto:[EMAIL PROTECTED] Sent: Monday, March 31, 2003 12:17 PM To: [EMAIL PROTECTED] Subject: Re: [PHP] if statment Also, take a look at isset() and empty() http://php.net/empty http://php.net/isset Jennifer Goodie wrote: > so change it to "" > > -----Original Message----- > From: Tim Haskins [mailto:[EMAIL PROTECTED] > Sent: Monday, March 31, 2003 12:12 PM > To: [EMAIL PROTECTED] > Subject: Re: [PHP] if statment > > > My bad, I actually meant that the "nothing" was like, if the pr_ID in the > url is empty then show the following text. > > -- > Tim Haskins > > "Jennifer Goodie" <[EMAIL PROTECTED]> wrote in message > news:[EMAIL PROTECTED] > >>if( $HTTP_GET_VARS["pr_ID"] == "nothing"){ >>echo "there are no products"; >>} >>http://www.php.net/manual/en/control-structures.php >> >>http://www.php.net/manual/en/ >> >>-----Original Message----- >>From: Tim Haskins [mailto:[EMAIL PROTECTED] >>Sent: Monday, March 31, 2003 11:56 AM >>To: [EMAIL PROTECTED] >>Subject: [PHP] if statment >> >> >>I'm used to asp and not php, but what would the code be for and if > > statement > >>that was like: >> >> if $HTTP_GET_VARS["pr_ID"] = "nothing" then >>"there are no products" >>end if >> >>Also does anyone know a great resource that lists different examples of > > php > >>variables, if statements, and so on? >> >>Thanks so much! >>-- >>Tim Haskins >> >> >> > -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
