note 73660 added to function.array-flip

It might seem obvious, but if you want to remove duplicates from an array, you can use array_flip() twice: $arr = array_flip(array_flip($arr)); ---- Server IP: 203.220.0.234 Probable Submitter: 139.168.34.53 ---- Manual Page -- http://www.php.net/manual/en/function.array-flip.php Edit -- https://master.php.net/note/edit/73660 Del: integrated -- https://master.php.net/note/delete/73660/integrated Del: useless -- https://master.php.net/note/delete/73660/useless Del: bad code -- https://master.php.net/note/delete/73660/bad+code Del: spam -- https://master.php.net/note/delete/73660/spam Del: non-english -- https://master.php.net/note/delete/73660/non-english Del: in docs -- https://master.php.net/note/delete/73660/in+docs Del: other reasons-- https://master.php.net/note/delete/73660 Reject -- https://master.php.net/note/reject/73660 Search -- https://master.php.net/manage/user-notes.php