note 112750 added to pdo.construct

I'm trying to install a software using pdo on localhost on port 81 because port 80 is being used. how to connect on port 81 using the function pdo mysql? ---- Server IP: 69.147.83.199 Probable Submitter: 201.8.47.254 ---- Manual Page -- http://php.net/manual/en/pdo.construct.php Edit -- https://master.php.net/note/edit/112750 Del: integrated -- https://master.php.net/note/delete/112750/integrated Del: useless -- https://master.php.net/note/delete/112750/useless Del: bad code -- https://master.php.net/note/delete/112750/bad+code Del: spam -- https://master.php.net/note/delete/112750/spam Del: non-english -- https://master.php.net/note/delete/112750/non-english Del: in docs -- https://master.php.net/note/delete/112750/in+docs Del: other reasons-- https://master.php.net/note/delete/112750 Reject -- https://master.php.net/note/reject/112750 Search -- https://master.php.net/manage/user-notes.php