MQL5 ReferenceStandard LibraryIndicatorsOscillatorsCiMACDMain FastEmaPeriodSlowEmaPeriodSignalPeriodAppliedCreateMainSignalType Main Returns the main line buffer element by the specified index. double Main( int index // index ) Parameters index [in] Buffer element index. Return Value Main line buffer element by the specified index, or EMPTY_VALUE if there is no correct data. Create Signal