MQL5 ReferenceStandard LibraryIndicatorsTrend IndicatorsCiEnvelopesUpper MaPeriodMaShiftMaMethodDeviationAppliedCreateUpperLowerType Upper Returns the buffer element of the upper line by the specified index. double Upper( int index // index ) Parameters index [in] Upper line buffer element index. Return Value The buffer element of the upper line by the specified index, or EMPTY_VALUE if there is no correct data. Create Lower