(PECL trader >= 0.2.0)
trader_stochrsi — Stochastic Relative Strength Index
$real
   [, integer $timePeriod
   [, integer $fastK_Period
   [, integer $fastD_Period
   [, integer $fastD_MAType
  ]]]] )
real
    Array of real values.
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.