wcslen - Find length of wide-character string
#include <wchar.h>
size_t wcslen(
const wchar_t *wstr );
Standard C Library (libc)
Interfaces documented on this reference page conform to
industry standards as follows:
wcslen(): XSH5.0
Refer to the standards(5) reference page for more information
about industry standards and associated tags.
Specifies the wide-character string.
The wcslen() function returns the number of wide characters,
excluding the terminating null wide character, in
the string pointed to by the wstr parameter.
Upon successful completion, the wcslen() function returns
the number of wide characters in the string to which the
wstr parameter points.
[Tru64 UNIX] The function returns (size_t)-1 if *wstr is
not a valid pointer.
Functions: mbstowcs(3), string(3), strlen(3), wcscat(3),
wcsstr(3), wcswcs(3)
Others: standards(5)
wcslen(3)
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