Updated: 2022/Sep/29

Please read Privacy Policy. It's for your privacy.

ISGRAPH(3)                 Library Functions Manual                 ISGRAPH(3)

NAME
     isgraph - printing character test (space character exclusive)

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <ctype.h>

     int
     isgraph(int c);

DESCRIPTION
     The isgraph() function tests for any printing character except space
     (' ').

RETURN VALUES
     The isgraph() function returns zero if the character tests false and
     returns non-zero if the character tests true.

SEE ALSO
     ctype(3), isalnum(3), isalpha(3), isascii(3), isblank(3), iscntrl(3),
     isdigit(3), islower(3), isprint(3), ispunct(3), isspace(3), isupper(3),
     isxdigit(3), stdio(3), toascii(3), tolower(3), toupper(3), ascii(7)

STANDARDS
     The isgraph() function conforms to ANSI X3.159-1989 ("ANSI C89").

CAVEATS
     The argument to isgraph() must be EOF or representable as an unsigned
     char; otherwise, the behavior is undefined.  See the CAVEATS section of
     ctype(3) for more details.

NetBSD 9.99                     April 17, 2008                     NetBSD 9.99