trader_macdext MACD with controllable MA type &reftitle.description; arraytrader_macdext arrayreal integerfastPeriod integerfastMAType integerslowPeriod integerslowMAType integersignalPeriod integersignalMAType &reftitle.parameters; real fastPeriod fastMAType slowPeriod slowMAType signalPeriod signalMAType &reftitle.returnvalues; Returns an array with calculated data or false on failure.