Manual de referencia de MQL5Biblioteca estándarPaneles y ventanas de diálogoCDateTimeMonDec MonthNameShortMonthNameDayNameShortDayNameDaysInMonthDateTimeDateTimeSecMinHourDayMonYearSecDecSecIncMinDecMinIncHourDecHourIncDayDecDayIncMonDecMonIncYearDecYearInc MonDec Subtracts specified number of days. void MonDec( int delta=1 // months ) Parameters delta [in] Months to subtract. Returned value None. DayInc MonInc