note 123298 added to language.operators.increment

but.. if I want decrementation, a=1, b=5 not +1 but +0.1 or +0.00001 script stoped 1 places before 5==5 , exp. : 4.9 why? ---- Server IP: 208.43.231.9 Probable Submitter: 89.76.31.195 ---- Manual Page -- http://php.net/manual/en/language.operators.increment.php Edit -- https://master.php.net/note/edit/123298 Del: integrated -- https://master.php.net/note/delete/123298/integrated Del: useless -- https://master.php.net/note/delete/123298/useless Del: bad code -- https://master.php.net/note/delete/123298/bad+code Del: spam -- https://master.php.net/note/delete/123298/spam Del: non-english -- https://master.php.net/note/delete/123298/non-english Del: in docs -- https://master.php.net/note/delete/123298/in+docs Del: other reasons-- https://master.php.net/note/delete/123298 Reject -- https://master.php.net/note/reject/123298 Search -- https://master.php.net/manage/user-notes.php