# File htree/text.rb, line 84
    def strip
      rcdata = @normalized_rcdata.dup
      rcdata.sub!(/\A(?:\s| )+/, '')
      rcdata.sub!(/(?:\s| )+\z/, '')
      if rcdata == @normalized_rcdata
        self
      else
        rcdata.freeze
        Text.new_internal(rcdata, rcdata)
      end
    end