trader_rocr

(PECL trader >= 0.2.0)

trader_rocr — Rate of change ratio: (price/prevPrice)

Beschreibung

trader_rocr ( array $real [, int $timePeriod ] ) : array

Parameter-Liste

real

Array of real values.

timePeriod

Number of period. Valid range from 2 to 100000.

Rückgabewerte

Returns an array with calculated data or false on failure.