MC-Basic:ATN/zh-hans

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缩写

格式

Atn(<expression>)

可用版本

所有版本

描述

ATN以弧度返回表达式的反正切值。表达式是y轴上的长度与x轴上的长度的比值,返回结果在±π/ 2弧度范围内。

类型

Double

取值范围

±MaxDouble

单位

默认

使用范围

Configuration, Task or Terminal

限制

只读

例子

Program
       Dim x as double
       Dim y as double
       Dim Theta as double
       x=1
       y=2
       Theta=ATN(y/x)

End Program

参见