trim (left and right) strings from kim_query xxxx split

    varcmd[1] = (char *) "string";

    while(std::getline(ss, token, ',')) {

      token.erase(0,token.find_first_not_of(" \n\r\t"));  // ltrim

      token.erase(token.find_last_not_of(" \n\r\t") + 1);  // rtrim

      std::stringstream splitname;

      splitname << varname << "_" << counter++;

      varcmd[0] = const_cast<char *>(splitname.str().c_str());