用Java在main中创建长方形对象c1和C2通过对象调用各自的周长和面积的成员方法
时间: 2023-05-19 18:06:53 浏览: 54
可以使用以下代码创建长方形对象c1和c2,并调用各自的周长和面积的成员方法:
```java
public class Rectangle {
private double length;
private double width;
public Rectangle(double length, double width) {
this.length = length;
this.width = width;
}
public double getPerimeter() {
return 2 * (length + width);
}
public double getArea() {
return length * width;
}
}
public class Main {
public static void main(String[] args) {
Rectangle c1 = new Rectangle(3, 4);
Rectangle c2 = new Rectangle(5, 6);
System.out.println("c1的周长为:" + c1.getPerimeter() + ",面积为:" + c1.getArea());
System.out.println("c2的周长为:" + c2.getPerimeter() + ",面积为:" + c2.getArea());
}
}
```
输出结果为:
```
c1的周长为:14.0,面积为:12.0
c2的周长为:22.0,面积为:30.0
```