(PECL trader >= 0.2.0)
trader_stochrsi — Stochastic Relative Strength Index
$real
[, integer $timePeriod
[, integer $fastK_Period
[, integer $fastD_Period
[, integer $fastD_MAType
]]]] )
real浮点数数组。
timePeriodNumber of period. Valid range from 2 to 100000.
fastK_PeriodTime period for building the Fast-K line. Valid range from 1 to 100000.
fastD_PeriodSmoothing for making the Fast-D line. Valid range from 1 to 100000, usually set to 3.
fastD_MATypeType 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.