iswgraph, iswgraph_l—graphic wide character testSynopsis
#include <wctype.h> int iswgraph(wint_t c); #include <wctype.h> int iswgraph_l(wint_t c, locale_t locale);
Description
iswgraph is a function which classifies wide-character values that
are graphic.
iswgraph_l is like iswgraph but performs the check based on the
locale specified by the locale object locale. If locale is
LC_GLOBAL_LOCALE or not a valid locale object, the behaviour is undefined.
Returns
iswgraph, iswgraph_l return non-zero if c is a graphic wide character.
Portability
iswgraph is C99.
iswgraph_l is POSIX-1.2008.
No supporting OS subroutines are required.