(PECL trader >= 0.2.0)
trader_ma — Moving average
$real, int $timePeriod = ?, int $mAType = ?): array
real浮點(diǎn)數數組。
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.