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C++虚函数表

2016-03-14 21:49 471 查看
#include<iostream>
#include<vector>
#include<string>
#include<algorithm>
#include<unordered_map>
#include<thread>
typedef void(*Fun)(void);
using namespace std;
class test{
public:
virtual void print(void){
cout << "HELLO world1111!" << endl;
}
virtual void print1(void){
cout << "HELLO world2222!" << endl;
}
int a;

~test(){
cout << "析构函数" << endl;
}
const static int rr = 0;
};
int main(){
test foo;
cout << "虚函数表地址" << (int*)&foo << endl;
int* addr = (int*)&foo;
Fun pFun1 = (Fun)*((int*)*(int*)(&foo));
pFun1();
Fun pFun2= (Fun)*((int*)*(int*)(&foo)+1);
pFun2();

}
<img src="https://img-blog.csdn.net/20160314215002377?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQv/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center" alt="" />
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