write

# File actionpack/lib/action_dispatch/middleware/cookies.rb, line 429
      def write(response)
        @set_cookies.each do |name, value|
          if write_cookie?(value)
            response.set_cookie(name, value)
          end
        end

        @delete_cookies.each do |name, value|
          response.delete_cookie(name, value)
        end
      end