expire_page

# File actionpack/lib/action_controller/caching/pages.rb, line 147
      def expire_page(options = {})
        return unless self.class.perform_caching

        if options.is_a?(Hash)
          if options[:action].is_a?(Array)
            options[:action].each do |action|
              self.class.expire_page(url_for(options.merge(:only_path => true, :action => action)))
            end
          else
            self.class.expire_page(url_for(options.merge(:only_path => true)))
          end
        else
          self.class.expire_page(options)
        end
      end