Function trim_left

extern/boost/boost/algorithm/string/trim.hpp:143–148

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

    //  right trim  -----------------------------------------------//