ISGRAPH - check for printing character (not space).

(ANSI Standard)

Usage:

#include <ctype.h>
i = isgraph(c);

Where:

int c;
is the character you want to check.
int i;
is 1 if "c" is a printing character that is not a space, and 0 otherwise.

Description:

"isgraph" determines whether a character is a "graphic" character (i.e. a printable character that is not a space).

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