(PECL trader >= 0.2.0)
trader_macd — Moving Average Convergence/Divergence
real
浮点数数组。
fastPeriod
Number of period for the fast MA. Valid range from 2 to 100000.
slowPeriod
Number of period for the slow MA. Valid range from 2 to 100000.
signalPeriod
Smoothing for the signal line (nb of period). Valid range from 1 to 100000.
Returns an array with calculated data or false on failure.