render

# File actionpack/lib/action_view/helpers/tags/datetime_field.rb, line 5
        def render
          options = @options.stringify_keys
          options["value"] = options.fetch("value") { format_date(value(object)) }
          options["min"] = format_date(options["min"])
          options["max"] = format_date(options["max"])
          @options = options
          super
        end