(PECL trader >= 0.2.0)
trader_stochrsi — Stochastic Relative Strength Index
$real
[, int $timePeriod
[, int $fastK_Period
[, int $fastD_Period
[, int $fastD_MAType
]]]] ) : array
real
浮点数数组。
timePeriod
Number of period. Valid range from 2 to 100000.
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.