datetime_selector

# File actionpack/lib/action_view/helpers/date_helper.rb, line 926
        def datetime_selector(options, html_options)
          datetime = value(object) || default_datetime(options)

          options = options.dup
          options[:field_name]           = @method_name
          options[:include_position]     = true
          options[:prefix]             ||= @object_name
          options[:index]                = @auto_index if @auto_index && !options.has_key?(:index)

          DateTimeSelector.new(datetime, options, html_options)
        end