类的继承
作者:互联网
继承类(子类)继承基类(父类)的成员变量,及其函数的访问权。
继承访问权限参考链接:https://blog.51cto.com/967243153/2064579
1.类的方法(函数)(访问权)的继承
1.1 子类继承父类的虚函数和非虚函数
点击查看代码
#include<iostream>
using namespace std;
class Shape{
public:
virtual void draw() {
cout << "draw one shape" << endl;
}
void color() {
cout << "color one shape" << endl;
}
virtual ~Shape() {};
};
class Circle : public Shape {
};
int main() {
Circle circle;
circle.draw();
circle.color();
return 0;
}
点击查看代码
#include<iostream>
using namespace std;
class Shape{
public:
virtual void draw() {
cout << "draw one shape" << endl;
}
void color() {
cout << "color one shape" << endl;
}
virtual ~Shape() {};
};
class Circle : public Shape {
public:
virtual void draw() {
cout << "draw one circle" << endl;
}
void color() {
cout << "color one circle" << endl;
}
};
int main() {
Shape shape;
shape.draw();
shape.color();
Circle circle;
circle.draw();
circle.color();
return 0;
}
点击查看代码
#include<iostream>
using namespace std;
class Shape{
public:
virtual void draw() {
cout << "draw one shape" << endl;
}
void draw(int) {
cout << "color one shape" << endl;
}
virtual ~Shape() {};
};
class Circle : public Shape {
public:
void draw(int) {
cout << "color one shape" << endl;
}
};
int main() {
Circle circle;
circle.draw();//no matching function for call
circle.draw(0);
return 0;
}
标签:draw,函数,继承,子类,基类,父类 来源: https://www.cnblogs.com/data-man/p/16388344.html