note 56692 added to function.ctype-digit

My function: <?php function isDigital($var){ return (!empty($var) && (is_string($var) || is_int($var)) && ctype_digit((string) $var)); } ?> It returns true only when given positive integer or string that contains only digits. ---- Manual Page -- http://www.php.net/manual/en/function.ctype-digit.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+56692 Delete: added to the manual -- http://master.php.net/manage/user-notes.php?action=delete+56692&report=yes&reason=added+to+the+manual Delete: bad code -- http://master.php.net/manage/user-notes.php?action=delete+56692&report=yes&reason=bad+code Delete: spam -- http://master.php.net/manage/user-notes.php?action=delete+56692&report=yes&reason=spam Delete: useless -- http://master.php.net/manage/user-notes.php?action=delete+56692&report=yes&reason=useless Delete: non-english -- http://master.php.net/manage/user-notes.php?action=delete+56692&report=yes&reason=non-english Delete: other reasons -- http://master.php.net/manage/user-notes.php?action=delete+56692&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+56692&report=yes Search -- http://master.php.net/manage/user-notes.php