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ISWCTYPE(3)                Library Functions Manual                ISWCTYPE(3)

NAME
     iswctype -- test a character for character class identifier

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <wctype.h>

     int
     iswctype(wint_t wc, wctype_t charclass);

DESCRIPTION
     The iswctype() function returns a boolean value that indicates whether a
     wide character wc is in charclass.

     The behaviour of iswctype() is undefined if the iswctype() function is
     called with an invalid charclass (changes of LC_CTYPE category invalidate
     charclass) or invalid wide character wc.

     The behaviour of iswctype() is affected by the LC_CTYPE category of the
     current locale.

RETURN VALUES
     The iswctype() returns:

     0             wc is not in charclass.

     non-zero      wc is in charclass.

ERRORS
     No errors are defined.

SEE ALSO
     setlocale(3), towctrans(3), wctrans(3), wctype(3)

STANDARDS
     The iswctype() function conforms to ISO/IEC 9899/AMD1:1995 (``ISO C90,
     Amendment 1'').

NetBSD 7.1.2                     March 4, 2003                    NetBSD 7.1.2