NAME

       wcscspn - get the length of a complementary wide substring

SYNOPSIS

       #include <wchar.h>

       size_t wcscspn(const wchar_t *ws1, const wchar_t *ws2);

DESCRIPTION

       The  wcscspn()  function  shall compute the length (in wide characters) of the maximum initial segment of
       the wide-character string pointed to by ws1 which consists entirely of wide-character codes not from  the
       wide-character string pointed to by ws2.

RETURN VALUE

       The  wcscspn()  function  shall  return  the  length  of the initial substring of ws1; no return value is
       reserved to indicate an error.

ERRORS

       No errors are defined.

       The following sections are informative.

EXAMPLES

       None.

APPLICATION USAGE

       None.

RATIONALE

       None.

FUTURE DIRECTIONS

       None.

SEE ALSO

       wcsspn() , the Base Definitions volume of IEEE Std 1003.1-2001, <wchar.h>

COPYRIGHT

       Portions of this text are reprinted and reproduced in electronic form from IEEE Std 1003.1, 2003 Edition,
       Standard  for  Information Technology -- Portable Operating System Interface (POSIX), The Open Group Base
       Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of Electrical and Electronics Engineers,
       Inc  and  The  Open Group. In the event of any discrepancy between this version and the original IEEE and
       The Open Group Standard, the original IEEE and The Open Group  Standard  is  the  referee  document.  The
       original Standard can be obtained online at http://www.opengroup.org/unix/online.html .