Function trim_right

extern/boost/boost/algorithm/string/trim.hpp:255–260

        */
        template<typename SequenceT>
        inline void trim_right(SequenceT& Input, const std::locale& Loc=std::locale())
        {
            ::boost::algorithm::trim_right_if(
                Input, 
                is_space(Loc) );
        }

    //  both side trim  -----------------------------------------------//