wcscspn.cpp File Reference

#include <string.h>

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Functions
size_t __cdecl	wcscspn (wchar_t const *const string, wchar_t const *const control)

Function Documentation

wcscspn()

size_t __cdecl wcscspn	(	wchar_t const *const	string,
		wchar_t const *const	control
	)

Definition at line 18 of file wcscspn.cpp.

{
    wchar_t const* string_it = string;
    for (; *string_it; ++string_it)
    {
        for (wchar_t const* control_it = control; *control_it; ++control_it)
        {
            if (*string_it == *control_it)
            {
                return static_cast<size_t>(string_it - string);
            }
        }
    }
 
    return static_cast<size_t>(string_it - string);
}