xigou_func.cpp

#include<iostream>
using namespace std;
class CDemo {
public:
    ~CDemo() {  //析构函数
        cout << "Destructor called"<<endl;
    }
};

int main() {
    CDemo array[2];  //构造函数调用2次
    CDemo* pTest = new CDemo;  //构造函数调用
    delete pTest;  //析构函数调用
    cout << "-----------------------" << endl;
    pTest = new CDemo[2];  //构造函数调用2次
    delete[] pTest;  //析构函数调用2次
    cout << "Main ends." << endl;
    return 0;
}