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.
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