trader_rocr100
(PECL trader >= 0.2.0)
trader_rocr100 — Rate of change ratio 100 scale: (price/prevPrice)*100
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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