再看面试宝典

下面的代码是面试宝典第9章，面试例题2,95页的内容，但是我运行时并没有出现书中所说的错误，记录在此。

View Code

 1 #include "stdafx.h"
 2 #include <iostream>
 3 #include <vector>
 4 using namespace std;
 5 
 6 class CDemo{
 7 public:
 8     CDemo():str(NULL){};
 9     ~CDemo()
10     {
11         if(str){ 
12             static int i=0;
13             cout<<"&CDemo"<<i++<<"="<<(int *)this<<",str'="<<(int *)str<<endl;
14             delete[] str;
15         }
16     };
17     char* str;
18 };
19 
20 int _tmain(int argc, _TCHAR* argv[])
21 {
22     CDemo dl;
23     dl.str=new char[32];
24     strcpy(dl.str,"hello world");
25     vector<CDemo> *al=new vector<CDemo>();
26     al->push_back(dl);
27 
28     delete al;
29     delete dl;
30     getchar();
31     getchar();
32     return 0;
33 }