/**
* @brief
* @param
* @see
* @remarks
* @code
* @endcode
* @return
**/
bool test_to_lower_uppper_string()
{
std::wstring str = L"ABCDEFGh1234";
log_msg "str = %s", WcsToMbsEx(str.c_str()).c_str() log_end
to_lower_string(str);
log_msg "after to_lower, str = %s", WcsToMbsEx(str.c_str()).c_str() log_end
to_upper_string(str);
log_msg "after to_upper, str = %s", WcsToMbsEx(str.c_str()).c_str() log_end
return true;
}
/// @brief
std::string variant_to_str(const VARIANT& var)
{
char buf[128] = { 0 };
switch (var.vt)
{
case VT_NULL:
case VT_EMPTY:
return "NULL";
case VT_I2:
StringCbPrintfA(buf, sizeof(buf), "0x%x", (int16_t)var.iVal);
return std::string(buf);
case VT_I4:
StringCbPrintfA(buf, sizeof(buf), "0x%x", (int32_t)var.lVal);
return std::string(buf);
case VT_UI1:
StringCbPrintfA(buf, sizeof(buf), "0x%x", (uint8_t)var.cVal);
return std::string(buf);
case VT_UI2:
StringCbPrintfA(buf, sizeof(buf), "0x%x", (uint16_t)var.uiVal);
return std::string(buf);
case VT_UI4:
StringCbPrintfA(buf, sizeof(buf), "0x%x", (uint32_t)var.ulVal);
return std::string(buf);
case VT_INT:
StringCbPrintfA(buf, sizeof(buf), "0x%x", (int32_t)var.intVal);
return std::string(buf);
case VT_UINT:
StringCbPrintfA(buf, sizeof(buf), "0x%x", (uint32_t)var.uintVal);
return std::string(buf);
case VT_BSTR:
return std::string(WcsToMbsEx(var.bstrVal));
default:
StringCbPrintfA(buf, sizeof(buf), "unknwon type (vt=0x%x)", var.vt);
return std::string(buf);
};
#pragma todo("complete this function...")
}
