note 91182 added to function.empty

in cases when "0" is not intended to be empty, here is a simple function to safely test for an empty string (or mixed variable): function _empty($string){ $string = trim($string); if(!is_numeric($string)) return empty($string); return FALSE; } ---- Server IP: 209.41.74.194 Probable Submitter: 129.74.165.65 ---- Manual Page -- http://www.php.net/manual/en/function.empty.php Edit -- https://master.php.net/note/edit/91182 Del: integrated -- https://master.php.net/note/delete/91182/integrated Del: useless -- https://master.php.net/note/delete/91182/useless Del: bad code -- https://master.php.net/note/delete/91182/bad+code Del: spam -- https://master.php.net/note/delete/91182/spam Del: non-english -- https://master.php.net/note/delete/91182/non-english Del: in docs -- https://master.php.net/note/delete/91182/in+docs Del: other reasons-- https://master.php.net/note/delete/91182 Reject -- https://master.php.net/note/reject/91182 Search -- https://master.php.net/manage/user-notes.php