2 @section @code{isascii}
5 POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/isascii.html}
9 Portability problems fixed by Gnulib:
13 Portability problems not fixed by Gnulib:
17 Note: This function's behaviour depends on the locale, but requires special
18 handling for the multibyte characters that occur in strings in locales with
19 @code{MB_CUR_MAX > 1} (this includes all the common UTF-8 locales).
20 There are two alternative APIs:
24 This function operates in a locale independent way and returns true only for
25 ASCII characters. It is provided by the Gnulib module @samp{c-ctype}.
28 This function operates in a locale dependent way, on multibyte characters.
29 It is provided by the Gnulib module @samp{mbchar}.