MQL5 ReferenceStandard LibraryPanels and DialogsCDateTimeShortDayName MonthNameShortMonthNameDayNameShortDayNameDaysInMonthDateTimeDateTimeSecMinHourDayMonYearSecDecSecIncMinDecMinIncHourDecHourIncDayDecDayIncMonDecMonIncYearDecYearInc ShortDayName Gets short name of the day in a week. string ShortDayName() const Gets short name of the day in a week by index. string ShortDayName( const int num // day index ) const Parameters num [in] Day index (0-6). Return Value Short name of the day. DayName DaysInMonth