'宣言 Public Overrides Function TypeOfDay( _ ByVal dateTime As Date _ ) As DayType
'宣言
Public Overrides Function TypeOfDay( _ ByVal dateTime As Date _ ) As DayType
public override DayType TypeOfDay( DateTime dateTime )
ForceDayOfWeekHoliday クラス ForceDayOfWeekHoliday メンバ