toascii();如何用

hqw21

toascii();函数的原型及使用方法
最好提供一个例子

giggham

TOASCII(3)                                          Linux Programmer’s Manual                                         TOASCII(3)

NAME
       toascii - convert character to ASCII

SYNOPSIS
       #include <ctype.h>

       int toascii(int c);

   Feature Test Macro Requirements for glibc (see feature_test_macros(7)):

       toascii(): _BSD_SOURCE || _SVID_SOURCE || _XOPEN_SOURCE

DESCRIPTION
       toascii()  converts  c  to a 7-bit unsigned char value that fits into the ASCII character set, by clearing the high-order
       bits.

RETURN VALUE
       The value returned is that of the converted character.

CONFORMING TO
       SVr4, BSD, POSIX.1-2001.

BUGS
       Many people will be unhappy if you use this function.  This function will convert accented letters  into  random  charac‐
       ters.