umeric_literal'>0</SPAN>) {
            std::copy( container_.begin() + pos_, 
                       container_.begin() + pos_ + result, 
                       s );
            pos_ += result;
            <SPAN CLASS='keyword'>return</SPAN> result;
        } <SPAN CLASS='keyword'>else</SPAN> {
            <SPAN CLASS='keyword'>return</SPAN> <SPAN CLASS='numeric_literal'>-1</SPAN>; <SPAN CLASS='comment'>// EOF</SPAN>
        }
    }
    Container& container() { <SPAN CLASS='keyword'>return</SPAN> container