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trader_rocr100

(PECL trader >= 0.2.0)

trader_rocr100Rate of change ratio 100 scale: (price/prevPrice)*100

说明

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

参数

real

浮点数数组。

timePeriod

Number of period. Valid range from 2 to 100000.

返回值

Returns an array with calculated data or false on failure.

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