trader_stochf

(PECL trader >= 0.2.0)

trader_stochf — Stochastic Fast

trader_stochf ( array $high , array $low , array $close [, int $fastK_Period [, int $fastD_Period [, int $fastD_MAType ]]] ) : array

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.