iswxdigit(3) Library Functions Manual iswxdigit(3) iswxdigit - (libc -lc) #include int iswxdigit(wint_t wc); iswxdigit() isxdigit(3). wc "xdigit". "xdigit" "alnum" "graph" "print". "print" "xdigit" "cntrl". "graph" "xdigit" "space" "blank". "alnum" "xdigit" "punct". "xdigit" 'A' 'F' 'a' 'f' '0' '9'. iswxdigit() wc "xdigit". . attributes(7). +----------------------+------------------------------------+---------------------------------------------------------------------------------------------+ | | | | +----------------------+------------------------------------+---------------------------------------------------------------------------------------------+ |iswxdigit() | | (locale) (MT-Safe) | +----------------------+------------------------------------+---------------------------------------------------------------------------------------------+ C11, POSIX.1-2008. POSIX.1-2001 C99. iswxdigit() LC_CTYPE . iswctype(3), isxdigit(3) 3 . . : . 6.18 8 2026 iswxdigit(3)