isgraph(3)
- NetBSD Manual Pages
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() macro returns zero if the character tests false and returns
non-zero if the character tests true.
SEE ALSO
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 C'').
CAVEATS
The argument to isgraph() must be EOF or representable as an unsigned
char; otherwise, the result is undefined.
NetBSD 2.0.2 June 29, 1991 NetBSD 2.0.2
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