note 117646 added to function.trim

Just for reference, using trim on a string which only contains blank characters returns an empty string, not ' '. i.e. strlen(trim(' ')) is 0 ---- Server IP: 72.52.91.14 Probable Submitter: 146.200.98.70 ---- Manual Page -- http://php.net/manual/en/function.trim.php Edit -- https://master.php.net/note/edit/117646 Del: integrated -- https://master.php.net/note/delete/117646/integrated Del: useless -- https://master.php.net/note/delete/117646/useless Del: bad code -- https://master.php.net/note/delete/117646/bad+code Del: spam -- https://master.php.net/note/delete/117646/spam Del: non-english -- https://master.php.net/note/delete/117646/non-english Del: in docs -- https://master.php.net/note/delete/117646/in+docs Del: other reasons-- https://master.php.net/note/delete/117646 Reject -- https://master.php.net/note/reject/117646 Search -- https://master.php.net/manage/user-notes.php