ISGRAPH(3) MachTen Programmer’s Manual ISGRAPH(3)

NAME
isgraph - printing character test (space character exclusive)

SYNOPSIS
#include <ctype.h>

int
isgraph(int c);

DESCRIPTION
The isgraph() function tests for any printing character except space. In
the ASCII character set, this includes the following characters:

041 ‘‘!’’ 042 ‘‘"’’ 043 ‘‘#’’ 044 ‘‘$’’ 045 ‘‘%’’
046 ‘‘&’’ 047 ‘‘’’’ 050 ‘‘(’’ 051 ‘‘)’’ 052 ‘‘*’’
053 ‘‘+’’ 054 ‘‘,’’ 055 ‘‘-’’ 056 ‘‘.’’ 057 ‘‘/’’
060 ‘‘0’’ 061 ‘‘1’’ 062 ‘‘2’’ 063 ‘‘3’’ 064 ‘‘4’’
065 ‘‘5’’ 066 ‘‘6’’ 067 ‘‘7’’ 070 ‘‘8’’ 071 ‘‘9’’
072 ‘‘:’’ 073 ‘‘;’’ 074 ‘‘<’’ 075 ‘‘=’’ 076 ‘‘>’’
077 ‘‘?’’ 100 ‘‘@’’ 101 ‘‘A’’ 102 ‘‘B’’ 103 ‘‘C’’
104 ‘‘D’’ 105 ‘‘E’’ 106 ‘‘F’’ 107 ‘‘G’’ 110 ‘‘H’’
111 ‘‘I’’ 112 ‘‘J’’ 113 ‘‘K’’ 114 ‘‘L’’ 115 ‘‘M’’
116 ‘‘N’’ 117 ‘‘O’’ 120 ‘‘P’’ 121 ‘‘Q’’ 122 ‘‘R’’
123 ‘‘S’’ 124 ‘‘T’’ 125 ‘‘U’’ 126 ‘‘V’’ 127 ‘‘W’’
130 ‘‘X’’ 131 ‘‘Y’’ 132 ‘‘Z’’ 133 ‘‘[’’ 134 ‘‘’’
135 ‘‘]’’ 136 ‘‘^’’ 137 ‘‘_’’ 140 ‘‘‘’’ 141 ‘‘a’’
142 ‘‘b’’ 143 ‘‘c’’ 144 ‘‘d’’ 145 ‘‘e’’ 146 ‘‘f’’
147 ‘‘g’’ 150 ‘‘h’’ 151 ‘‘i’’ 152 ‘‘j’’ 153 ‘‘k’’
154 ‘‘l’’ 155 ‘‘m’’ 156 ‘‘n’’ 157 ‘‘o’’ 160 ‘‘p’’
161 ‘‘q’’ 162 ‘‘r’’ 163 ‘‘s’’ 164 ‘‘t’’ 165 ‘‘u’’
166 ‘‘v’’ 167 ‘‘w’’ 170 ‘‘x’’ 171 ‘‘y’’ 172 ‘‘z’’
173 ‘‘{’’ 174 ‘‘|’’ 175 ‘‘}’’ 176 ‘‘~’’

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

SEE ALSO
ctype(3), ascii(7)

STANDARDS
The isgraph() function conforms to ANSI C3.159-1989 (‘‘ANSI C’’).

4.4BSD December 11, 1993 1