PHP 忒聊
綴豖
ヶ輛
ctype_alnum
(PHP 4 = 4.0.4)
Description
Returns TRUE if every character in text is either a letter or a digit, FALSE otherwise. In the standard C locale letters are just [A-Za-z]. The function is equivalent to (ctype_alpha($text) || ctype_digit($text)).
See also ctype_alpha(), ctype_digit(), and setlocale().
綴豖
れ萸
ヶ輛
Character type functions
奻珨撰
ctype_alpha