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trader_rocp> <trader_ppo
[edit] Last updated: Fri, 28 Jun 2013

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trader_roc

(PECL trader >= 0.2.0)

trader_roc — Rate of change : ((price/prevPrice)-1)*100

Description

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

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.



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