(PECL trader >= 0.2.0)
trader_stochf — Stochastic Fast
$high
, array $low
, array $close
[, integer $fastK_Period
[, integer $fastD_Period
[, integer $fastD_MAType
]]] )
high
高价,浮点数数组。
low
低价,浮点数数组。
close
收盘价,浮点数数组。
fastK_Period
Time period for building the Fast-K line. Valid range from 1 to 100000.
fastD_Period
Smoothing for making the Fast-D line. Valid range from 1 to 100000, usually set to 3.
fastD_MAType
Type of Moving Average for Fast-D. TRADER_MA_TYPE_* series of constants should be used.
Returns an array with calculated data or false on failure.