update : 2015.11.03

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검색:

Rate of change ratio 100 scale: (price/prevPrice)*100

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trader_rocr100

(PECL trader >= 0.2.0)

trader_rocr100 — Rate of change ratio 100 scale: (price/prevPrice)*100

설명

array trader_rocr100 ( array $real [, integer $timePeriod ] )

인수

real: Array of real values.
timePeriod: Number of period. Valid range from 2 to 100000.

반환값

Returns an array with calculated data or false on failure.

Trader 함수 목록