trader_ppo

(PECL trader >= 0.2.0)

trader_ppo — Percentage Price Oscillator

trader_ppo(
    array $real,
    int $fastPeriod = ?,
    int $slowPeriod = ?,
    int $mAType = ?
): array

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.

Returns an array with calculated data or false on failure.

up

down

-1

vito ¶

7 years ago

It's always returing an array of 0 to me