note 24139 added to ref.ctype

Editors note: CTYPE functions are always prefered, when possible, to Regular Expressions and, often, even to some equivalent str_*, is_* functions. This is because of the fact that CTYPE uses a native C library and thus processes signitificaly faster. Maxim Maletsky -- http://www.php.net/manual/en/ref.ctype.php http://master.php.net/manage/user-notes.php?action=edit+24139 http://master.php.net/manage/user-notes.php?action=delete+24139 http://master.php.net/manage/user-notes.php?action=reject+24139