3.25 iswspace, iswspace_l—whitespace wide character test

Synopsis

#include <wctype.h>
int iswspace(wint_t c);

#include <wctype.h>
int iswspace_l(wint_t c, locale_t locale);

Description
iswspace is a function which classifies wide-character values that are categorized as whitespace.

iswspace_l is like iswspace 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
iswspace, iswspace_l return non-zero if c is a whitespace wide character.

Portability
iswspace is C99. iswspace_l is POSIX-1.2008.

No supporting OS subroutines are required.