
ISXDIGIT(3)                UNIX Programmer's Manual                ISXDIGIT(3)

NNAAMMEE
     iissxxddiiggiitt - hexadecimal-digit character test

SSYYNNOOPPSSIISS
     ##iinncclluuddee <<ccttyyppee..hh>>

     _i_n_t
     iissxxddiiggiitt(_i_n_t _c)

DDEESSCCRRIIPPTTIIOONN
     The iissxxddiiggiitt() function tests for any hexadecimal-digit character.

RREETTUURRNN VVAALLUUEESS
     The iissxxddiiggiitt() macro returns zero if the character tests false and re-
     turns non-zero if the character tests true.

SSEEEE AALLSSOO
     isascii(3),  isalnum(3),  isalpha(3),  iscntrl(3),  isdigit(3),
     isgraph(3),  islower(3),  isprint(3),  ispunct(3),  isspace(3),
     isupper(3),  toascii(3),  tolower(3),  toupper(3),  stdio(3) ascii(7)

SSTTAANNDDAARRDDSS
     The iissxxddiiggiitt() function conforms to ANSI C3.159-1989 (``ANSI C'').

BSD Experimental                 June 29, 1991                               1






































