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 C89'').
CAVEATS
The argument to isgraph() must be EOF or representable as an unsigned char; otherwise, the result is undefined. NetBSD 3.0.2 June 29, 1991 NetBSD 3.0.2

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