Trader 函数
PHP Manual

trader_ppo

(PECL trader >= 0.2.0)

trader_ppoPercentage Price Oscillator

说明

array trader_ppo ( array $real [, integer $fastPeriod [, integer $slowPeriod [, integer $mAType ]]] )

参数

real

浮点数数组。

fastPeriod

Number of period for the fast MA. Valid range from 2 to 100000.

slowPeriod

Number of period for the slow MA. Valid range from 2 to 100000.

mAType

Type of Moving Average. TRADER_MA_TYPE_* series of constants should be used.

返回值

Returns an array with calculated data or false on failure.


Trader 函数
PHP Manual