FUNCTION leap_year

(* SCHEMA date_time_schema; *)

  FUNCTION leap_year (year : year_number):BOOLEAN;
    IF ((((year MOD 4) = 0) AND ((year MOD 100) <> 0)) OR ((year MOD 400) = 0)) THEN
      RETURN (TRUE);
    ELSE
      RETURN (FALSE);
    END_IF;
  END_FUNCTION;

Referenced By

Defintion leap_year is references by the following definitions:

Definition	Type
ordinal_date	ENTITY
valid_calendar_date	FUNCTION

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2012-03-27T17:13:58-04:00