【C、C++】ctype.h、cctype中的isnumber()函数和isdigit()函数的区别
Mac OS X 手册页上ctype函数中对isnumber()和isdigit()函数的区别是这样解释的：The isnumber() function behaves similarly to isdigit(), but may recognize additional characters, depending on the current locale setting. 也就...
