📄 circle2.java
字号:
package com.bean;
import java.io.*;
public class Circle2
{ double radius=1;
double circleArea=0;
double circleLength=0;
public double getRadius()
{ return radius;
}
public void setRadius(double newRadius)
{radius=newRadius;
}
public double getCircleArea()
{circleArea=Math.PI*radius*radius;
return circleArea;
}
public double getCircleLength()
{ circleLength=2.0*Math.PI*radius;
return circleLength;
}
}
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -