# File lib/cgikit.rb, line 2066
        def to_s
                to_s = nil

                if @attr_value then
                        to_s = @attr_value
                elsif @attr_empty then
                        to_s = @attr_empty
                end

                if to_s and (@attr_escape == true) then
                        to_s = CKUtilities.escape_html to_s
                end

                to_s
        end