f0912.cpp

《C++程序设计教程（第二版）》源代码 源代码中包括运行所需的数据文件,它的格式是*.txt,还有*.in和*.out的。头文件格式是*.h

//=====================================
// f0912.cpp
// constructing object from other object
//=====================================
#include<iostream>
using namespace std;
//-------------------------------------
class Person{
  char* pName;
public:
  Person(char* pN="noName"){
    cout<<"Constructing "<<pN<<"\n";
    pName = new char[strlen(pN)+1];
    if(pName) strcpy(pName,pN);
  }
 ~Person(){
    cout <<"Destructing "<<pName<<"\n";
    delete[] pName;
  }
};//-----------------------------------
int main(){
  Person p1("Randy");
  Person p2(p1);
}//====================================