php教程

trader_asin

(PECL trader >= 0.2.0)

trader_asin — Vector Trigonometric ASin

说明

trader_asin ( array $real ) : array

Calculates the arc sine 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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