Php/docs/function.trader-cos

• PHP Manual
• Trader 函数
• Vector Trigonometric Cos

trader_cos

(PECL trader >= 0.2.0)

trader_cos — Vector Trigonometric Cos

说明

trader_cos ( array $real ) : array

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

参数

real

浮点数数组。

返回值

Returns an array with calculated data or false on failure.