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trader_rocp

(PECL trader >= 0.2.0)

trader_rocpRate of change Percentage: (price-prevPrice)/prevPrice

説明

trader_rocp ( 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.

返り値

Returns an array with calculated data or false on failure.

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