- day_names: [Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday]
- abbr_day_names: [Sun, Mon, Tue, Wed, Thu, Fri, Sat]
-
- month_names: [~, January, February, March, April, May, June, July, August, September, October, November, December]
- abbr_month_names: [~, Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec]