class DATE_CONSTANTS General cluster: time description: "Universal constants about dates" Ancestors TIME_UTILITY Queries date_default_format_string: STRING days_in_i_th_month (i, y: INTEGER): INTEGER Days_in_leap_year: INTEGER Days_in_non_leap_year: INTEGER Days_in_week: INTEGER days_text: ARRAY [STRING] is_leap_year (y: INTEGER): BOOLEAN long_days_text: ARRAY [STRING] long_months_text: ARRAY [STRING] Max_weeks_in_year: INTEGER Months_in_year: INTEGER months_text: ARRAY [STRING]