trader_cosh

(PECL trader >= 0.2.0)

trader_cosh — Vector Trigonometric Cosh

說(shuō)明

trader_cosh(array $real): array

Calculates the hyperbolic cosine for each value in real and returns the resulting array.

參數(shù)

real

浮點(diǎn)數(shù)數(shù)組。

返回值

Returns an array with calculated data or false on failure.