1 #include <iostream>
2 using namespace std;
3
4 class myclass
5 {
6 public:
7 int i =
10;
8 void show()
9 {
10 cout <<
"myclass" << i <<
endl;
11 }
12 };
13
14 class mynewclass :
public myclass
15 {
16 public:
17 int i =
100;
18 void show()
19 {
20 cout <<
"mynewclass" << i <<
endl;
21 }
22 };
23
24 void main()
25 {
26 myclass *p1 =
new myclass;
27 //父类指针可以存储子类地址
28 myclass *p2 =
new mynewclass;
29 p1->
show();
30 p2->
show();
31 cin.
get();
32 }
转载于:https://www.cnblogs.com/xiaochi/p/8603607.html
