trader_sub

(PECL trader >= 0.2.0)

trader_sub — Vector Arithmetic Subtraction

說(shuō)明

trader_sub(array $real0, array $real1): array

Calculates the vector subtraction of real1 from real0 and returns the resulting vector.

參數(shù)

real0

浮點(diǎn)數(shù)數(shù)組。

real1

浮點(diǎn)數(shù)數(shù)組。

返回值

Returns an array with calculated data or false on failure.