trader_tanh
(PECL trader >= 0.2.0)
trader_tanh — Vector Trigonometric Tanh
说明
trader_tanh(array
$real): array
Calculates the hyperbolic tangent 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.
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