trader_rocr
PECL trader >= 0.2.0
trader_rocr - Rate of change ratio: (price/prevPrice)
Manual
trader_rocr(
array$real,
[int$timePeriod] ): array
Parameters
- real
-
Array of real values.
- timePeriod
-
Number of period. Valid range from 2 to 100000.
Return Values
Returns an array with calculated data or false on failure.