有以下程序
#include<iostream>
#include<string>
using namespace std;
class base
private:
charbaseName[10];
public:
base()
strcpy(baseName,"Base");
virtual char*myName()
return baseName;
char *className()
return baseName;
;
class Derived: public base
private:
char derivedName[10];
public:
Derived()
strcpy(derivedName,"Derived");
char *myName()
return derivedName;
char *className()
return derivedName;
;
void showPtr(base &p)
cout<<p.myName0<<" "<<p.className();
int main()
base bb;
Derived dd;
showPtr(dD) ;
retum 0;
动行后的输出结果为
A.Derived Base
B.Base Base
C.Derived Derived
D.Base Derived