# File lib/xml/dom/core.rb, line 2494
      def to_s
        ret = ""
        @value.each_byte do |code|
          case (code)
          when 13
            ret << sprintf("&#x%X;", code)
          when ?&
            ret << "&amp;"
          when ?<
            ret << "&lt;"
          when ?>
            ret << "&gt;"
          else
            ret << code
          end
        end
        ret
      end