rnest.cpp

来自「Thinking in C++ 2nd edition source code 」· C++ 代码 · 共 24 行

//: C24:Rnest.cpp
// From Thinking in C++, 2nd Edition
// at http://www.BruceEckel.com
// (c) Bruce Eckel 1999
// Copyright notice in Copyright.txt
// Nesting and RTTI
#include <iostream>
#include <typeinfo>
using namespace std;

class One {
  class Nested {};
  Nested* n;
public:
  One() : n(new Nested) {}
  ~One() { delete n; }
  Nested* nested() { return n; }
};

int main() {
  One o;
  cout << typeid(*o.nested()).name() << endl;
} ///:~