note 80175 added to function.isset

To respond to packard_bell_nec's explanation, isset and is_null are NOT opposites. $foo = null; $a = isset($foo); // returns true $b = is_null($foo); // returns true ---- Server IP: 209.41.74.194 Probable Submitter: 70.166.144.17 ---- Manual Page -- http://www.php.net/manual/en/function.isset.php Edit -- https://master.php.net/note/edit/80175 Del: integrated -- https://master.php.net/note/delete/80175/integrated Del: useless -- https://master.php.net/note/delete/80175/useless Del: bad code -- https://master.php.net/note/delete/80175/bad+code Del: spam -- https://master.php.net/note/delete/80175/spam Del: non-english -- https://master.php.net/note/delete/80175/non-english Del: in docs -- https://master.php.net/note/delete/80175/in+docs Del: other reasons-- https://master.php.net/note/delete/80175 Reject -- https://master.php.net/note/reject/80175 Search -- https://master.php.net/manage/user-notes.php