[Randomize]

char* StringToChar(String^ str)
    {
        char *ch;
        pin_ptr<const wchar_t> wch = PtrToStringChars(str);
        size_t convertedChars = 0; 
        size_t  sizeInBytes = ((str->Length + 1) * 2); 
        ch = (char *)malloc(sizeInBytes); 
        wcstombs_s(&convertedChars, ch, sizeInBytes, wch, sizeInBytes);
        return ch;
    }