原创 內存分配
#include <iostream>using namespace std; class A{ int x;public: void setname(int i) {x=i; cout<<x<<endl; }}; class B:pub
2018-08-24 08:56:51
2
原创 不用指針只能調用基類
#include <iostream> using namespace std; class B { public: virtual void f() {cout<<"B::f"<<endl;} }; class D:public
2018-08-24 08:56:51
原创 虛函數調用
#include <iostream> using namespace std; class B { public: void f() {g();} virtual void g() {cout<<"B::g";} }; clas
2018-08-24 08:56:51
2
原创 構造函數和析構函數的調用次序
#include <iostream> using namespace std; class B { public: B() {cout<<"Constructing B"<<endl;} ~B() {cout<<"Destructi
2018-08-24 08:56:50
原创 虛擬繼承的定義方式
#include <iostream> using namespace std; class A { public: void vf() {cout<<"I come from class A"<<endl;} }; class B
2018-08-24 08:56:50
1