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iswctype(3) Library Functions Manual iswctype(3)

NAME

iswctype - wide-character classification

LIBRARY

Standard C library (libc, -lc)

SYNOPSIS

#include <wctype.h>
int iswctype(wint_t wc, wctype_t desc);

DESCRIPTION

If wc is a wide character having the character property designated by desc (or in other words: belongs to the character class designated by desc), then the iswctype() function returns nonzero. Otherwise, it returns zero. If wc is WEOF, zero is returned.

desc must be a character property descriptor returned by the wctype(3) function.

RETURN VALUE

The iswctype() function returns nonzero if the wc has the designated property. Otherwise, it returns 0.

ATTRIBUTES

For an explanation of the terms used in this section, see attributes(7).

Interface Attribute Value
iswctype () Thread safety MT-Safe

STANDARDS

C11, POSIX.1-2008.

HISTORY

POSIX.1-2001, C99.

NOTES

The behavior of iswctype() depends on the LC_CTYPE category of the current locale.

SEE ALSO

iswalnum(3), iswalpha(3), iswblank(3), iswcntrl(3), iswdigit(3), iswgraph(3), iswlower(3), iswprint(3), iswpunct(3), iswspace(3), iswupper(3), iswxdigit(3), wctype(3)

2023-07-20 Linux man-pages 6.05.01