NAME

wcscspn - get 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 computes the length 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 returns the length of the initial substring of ws1; no return value is reserved to indicate an error.

 ERRORS

No errors are defined.

 EXAMPLES

None.

 APPLICATION USAGE

None.

 FUTURE DIRECTIONS

None.

 SEE ALSO

wcsspn(), <wchar.h>.

DERIVATION

Derived from the MSE working draft.