WCSSPN
Section: Linux Programmer's Manual (3)
Updated: 2013-11-11
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NAME
wcsspn - advance in a wide-character string, skipping
any of a set of wide characters
SYNOPSIS
#include <wchar.h>
size_t wcsspn(const wchar_t *wcs, const wchar_t *accept);
DESCRIPTION
The
wcsspn()
function is the wide-character equivalent of the
strspn(3)
function.
It determines the length of the longest initial segment of
wcs
which consists entirely of wide-characters listed in
accept.
In other
words, it searches for the first occurrence in the wide-character string
wcs
of a wide-character not contained in the wide-character string
accept.
RETURN VALUE
The
wcsspn()
function returns the number of
wide characters in the longest
initial segment of
wcs
which consists entirely of wide-characters listed
in
accept.
In other words, it returns the position of the first
occurrence in the wide-character string
wcs
of a wide-character not
contained in the wide-character string
accept,
or
wcslen(wcs)
if there is none.
ATTRIBUTES
Multithreading (see pthreads(7))
The
wcsspn()
function is thread-safe.
CONFORMING TO
C99.
SEE ALSO
strspn(3),
wcscspn(3)
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- RETURN VALUE
-
- ATTRIBUTES
-
- Multithreading (see pthreads(7))
-
- CONFORMING TO
-
- SEE ALSO
-
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