在main中创建长方形对象c1和CR通过对象调用各自的周长和面积的成员方法
时间: 2023-05-19 17:06:53 浏览: 70
可以使用以下代码在main函数中创建长方形对象c1和CR,并通过对象调用各自的周长和面积的成员方法:
```c++
#include <iostream>
using namespace std;
class Rectangle {
private:
double length;
double width;
public:
Rectangle(double l, double w) {
length = l;
width = w;
}
double getPerimeter() {
return 2 * (length + width);
}
double getArea() {
return length * width;
}
};
int main() {
Rectangle c1(3, 4);
Rectangle CR(5, 6);
cout << "c1周长:" << c1.getPerimeter() << endl;
cout << "c1面积:" << c1.getArea() << endl;
cout << "CR周长:" << CR.getPerimeter() << endl;
cout << "CR面积:" << CR.getArea() << endl;
return 0;
}
```
输出结果为:
```
c1周长:14
c1面积:12
CR周长:22
CR面积:30
```