trader_rocp

(PECL trader >= 0.2.0)

trader_rocp — Rate of change Percentage: (price-prevPrice)/prevPrice

Description

trader_rocp ( 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.