note 101821 added to language.variables.predefined

You should be careful in the use of $_SERVER['HTTP_X_FORWARDED_FOR'], as I discovered, once using Amazon AWS's Elastic Load Balancer's, this value may be a comma separated list of IP addresses and will thusly not compare as conceived in almost every example I have seen posted by users in the comments. ---- Server IP: 69.147.83.197 Probable Submitter: 24.120.137.66 ---- Manual Page -- http://www.php.net/manual/en/language.variables.predefined.php Edit -- https://master.php.net/note/edit/101821 Del: integrated -- https://master.php.net/note/delete/101821/integrated Del: useless -- https://master.php.net/note/delete/101821/useless Del: bad code -- https://master.php.net/note/delete/101821/bad+code Del: spam -- https://master.php.net/note/delete/101821/spam Del: non-english -- https://master.php.net/note/delete/101821/non-english Del: in docs -- https://master.php.net/note/delete/101821/in+docs Del: other reasons-- https://master.php.net/note/delete/101821 Reject -- https://master.php.net/note/reject/101821 Search -- https://master.php.net/manage/user-notes.php