Method GetNumber

src/UtilityLib/Utility.cpp:296–303

}

auto CUtility::GetNumber(const std::wstring& str) -> std::optional<int>
{
    std::optional<int> retVal = std::nullopt;
    if (IsNumber(str))
        retVal = std::make_optional<int>(std::stoi(str));

    return retVal;
}