Ada Programming/Libraries/Ada.Calendar

is a unit of the Predefined Language Environment since Ada 95.

Specification
Time Year_Number  Integer  1901  2399 Month_Number Integer  1  12 Day_Number   Integer  1  31 Day_Duration Duration  00  86_4000 Clock Time Year  Date  Time  Year_Number Month Date  Time  Month_Number Day   Date  Time  Day_Number SecondsDate Time  Day_Duration Split Date   Time Year     Year_Number Month    Month_Number Day      Day_Number Seconds  Day_Duration Time_OfYear  Year_Number Month   Month_Number Day     Day_Number Seconds Day_Duration  00 Time "" Left Time   Right  Duration  Time "" Left Duration Right  Time  Time "" Left Time   Right  Duration  Time "" Left Time   Right  Time  Duration "" Left Right Time  Boolean ""Left Right Time  Boolean "" Left Right Time  Boolean ""Left Right Time  Boolean Time_Error Import Ada Time AdaCalendar

Wikibook

 * Ada Programming/Libraries/Ada