note 117505 added to function.explode

why when i use explode(',',$var)[0] i get this error : Parse error: syntax error, unexpected '[' thanks ---- Server IP: 72.52.91.14 Probable Submitter: 41.251.64.48 ---- Manual Page -- http://php.net/manual/en/function.explode.php Edit -- https://master.php.net/note/edit/117505 Del: integrated -- https://master.php.net/note/delete/117505/integrated Del: useless -- https://master.php.net/note/delete/117505/useless Del: bad code -- https://master.php.net/note/delete/117505/bad+code Del: spam -- https://master.php.net/note/delete/117505/spam Del: non-english -- https://master.php.net/note/delete/117505/non-english Del: in docs -- https://master.php.net/note/delete/117505/in+docs Del: other reasons-- https://master.php.net/note/delete/117505 Reject -- https://master.php.net/note/reject/117505 Search -- https://master.php.net/manage/user-notes.php