wcslen - Untitled
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### 6.16 `wcslen`—get wide-character string length

Synopsis

         #include <wchar.h>
         size_t wcslen(const wchar_t *s);

Description
The `wcslen` function computes the number of wide-character codes in the wide-character string to which s points, not including the terminating null wide-character code.

Returns
The `wcslen` function returns the length of s; no return value is reserved to indicate an error.

Portability
`wcslen` is ISO/IEC 9899/AMD1:1995 (ISO C).

No supporting OS subroutines are required.