isgraph(3) - NetBSD Manual Pages

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ISGRAPH(3)              NetBSD 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 10.1                     April 17, 2008                     NetBSD 10.1