3 This file is part of the Public Domain C Library (PDCLib).
4 Permission is granted to use, modify, and / or redistribute at will.
9 #include "_PDCLIB_locale.h"
11 int iswupper( wint_t wc )
13 return iswctype( wc, _PDCLIB_CTYPE_UPPER );
19 #include "_PDCLIB_test.h"
23 TESTCASE(!iswupper(L'a'));
24 TESTCASE(!iswupper(L'e'));
25 TESTCASE(!iswupper(L'z'));
26 TESTCASE(iswupper(L'A'));
27 TESTCASE(iswupper(L'E'));
28 TESTCASE(iswupper(L'Z'));