expire_action

# File actionpack/lib/action_controller/caching/actions.rb, line 117
      def expire_action(options = {})
        return unless cache_configured?

        actions = options[:action]
        if actions.is_a?(Array)
          actions.each {|action| expire_action(options.merge(:action => action)) }
        else
          expire_fragment(ActionCachePath.new(self, options, false).path)
        end
      end