(PECL trader >= 0.2.0)
trader_stochrsi — Stochastic Relative Strength Index
$real,$timePeriod = ?,$fastK_Period = ?,$fastD_Period = ?,$fastD_MAType = ?
real浮點(diǎn)數數組。
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.