test

            // Every confplus path segment becomes its own registry key:

            // /zaehler2mqtt/http/addr -> zaehler2mqtt\ -> http\ -> addr\

            std::string subKeyPath = currentPath.empty()

                ? localKeyName

                : (currentPath + "\\" + localKeyName);

            std::string subKeyPath;

            if (currentPath.empty()) {

                subKeyPath = localKeyName;

            } else {

                subKeyPath = currentPath;

                subKeyPath += "\\";

                subKeyPath += localKeyName;

            }

            HKEY hSubKey = nullptr;

            DWORD dwDisp = 0;