ISWCTYPE(3) BSD 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 invali-
date 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'').
BSD
March 4, 2003 BSD
