WCSCSPN(3) Library Functions Manual WCSCSPN(3)
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
DERIVATION
Derived from the MSE working draft.
February 1997 posix.fail