trader_roc

(PECL trader >= 0.2.0)

trader_roc — Rate of change : ((price/prevPrice)-1)*100

説明

trader_roc(array $real, int $timePeriod = ?): array

パラメータ

real

実数値の配列。

timePeriod

Number of period. Valid range from 2 to 100000.

戻り値

Returns an array with calculated data or false on failure.

関連キーワード: 　Rate, change, price, prevPrice, trader, of, array, timePeriod, Trader, 関数