(PECL trader >= 0.2.0)
trader_ma — Moving average
$real
[, int $timePeriod
[, int $mAType
]] ) : array
real浮点数数组。
timePeriodNumber of period. Valid range from 2 to 100000.
mATypeType of Moving Average. TRADER_MA_TYPE_* series of constants should be used.
Returns an array with calculated data or false on failure.