Trader 函数
PHP Manual

trader_tanh

(PECL trader >= 0.2.0)

trader_tanhVector Trigonometric Tanh

说明

array trader_tanh ( array $real )

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

参数

real

Array of real values.

返回值

Returns an array with calculated data or false on failure.


Trader 函数
PHP Manual