#include <iostream>
using namespace std;
class Point {
public:
Point() : x(0), y(0) {
cout<<"Default Constructor called"<<endl;
}
Point(int x, int y) : x(x), y(y) {
cout<< "Parameter Constructor called"<<endl;
}
~Point() { cout<<"Destructor called"<<endl; }
int getX() const { return x; }
int getY() const { return y; }
void move(int newX, int newY) {
x = newX;
y = newY;
}
private:
int x, y;
};
int main() {
Point *ptr = new Point[5];
ptr[0].move(5, 10);
ptr[1].move(15, 20);
cout << "Deleting..." << endl;
delete[] ptr;
return 0;
}
#include <iostream>
using namespace std;
class Point {
public:
Point() : x(0), y(0) {
cout<<"Default Constructor called"<<endl;
}
Point(int x, int y) : x(x), y(y) {
cout<< "Parameter Constructor called"<<endl;
}
~Point() { cout<<"Destructor called"<<endl; }
int getX() const { return x; }
int getY() const { return y; }
void move(int newX, int newY) {
x = newX;
y = newY;
}
private:
int x, y;
};
int main() {
cout << "Step one: " << endl;
Point *ptr1 = new Point;
delete ptr1;
cout << "Step two: " << endl;
ptr1 = new Point(1,2);
delete ptr1;
return 0;
}
原文链接: https://www.cnblogs.com/lyt888/p/12493331.html
欢迎关注
微信关注下方公众号,第一时间获取干货硬货;公众号内回复【pdf】免费获取数百本计算机经典书籍
原创文章受到原创版权保护。转载请注明出处:https://www.ccppcoding.com/archives/194320
非原创文章文中已经注明原地址,如有侵权,联系删除
关注公众号【高性能架构探索】,第一时间获取最新文章
转载文章受原作者版权保护。转载请注明原作者出处!