iswctype — wide-character classification
wc is a wide
character having the character property designated by
desc (or in other
words: belongs to the character class designated by
iswctype() function returns
nonzero. Otherwise, it returns zero. If
WEOF, zero is returned.
desc must be a
character property descriptor returned by the wctype(3) function.
returns nonzero if the
wc has the designated property.
Otherwise, it returns 0.
For an explanation of the terms used in this section, see attributes(7).
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