下面程序的结果是#include<iostream.h>class A{public:A(){cout<<"construtA"<<endl;}virtual~A
下面程序的结果是 #include<iostream.h> class A { public: A() {cout<<"construtA"<<endl;} virtual~A() {cout<<"destructA"<<endl;}}; class B:public A {}; class C:public A {}; class D:public B,public C {}; void main() { D d;}
A.constructA destructA
B.constructA constructA destructA destructA
C.constructA constructA constructA destructA destructA destructA
D.constructA onstructA constructA constructA destructA destructA destructA destructA