Is there any part of the document where checking for the presence of a cookie using ISSET in PHP would NOT work, even if there was a cookie set?
Do all included files share the cookies of the document calling all those included PHP files?
Can you successfully use ISSET for a cookie once headers have been sent?
Do all included files share the cookies of the document calling all those included PHP files?
Can you successfully use ISSET for a cookie once headers have been sent?