WCSSPN(3)

NAME
7.24 `wcsspn'--get length of a wide substring

SYNOPSIS
     #include <wchar.h>
     size_t wcsspn(const wchar_t *S, const wchar_t *SET);

DESCRIPTION
The `wcsspn' function computes the length of the maximum initial segment of the wide-character string pointed to by S which consists entirely of wide-character codes from the wide-character string pointed to by SET.

RETURNS
The wcsspn() function returns the length S1; no return value is reserved to indicate an error.

PORTABILITY
`wcsspn' is ISO/IEC 9899/AMD1:1995 (ISO C).
   No supporting OS subroutines are required.

SEE ALSO
wcsspn is part of the library. The full documentation for is maintained as a Texinfo manual. If info and are properly installed at your site, the command

    info

will give you access to the complete manual.