example30.cpp

来自「Advanced Internet Programming Lecture 2 」· C++ 代码 · 共 27 行

#include <iostream>
using namespace std;

class B {
};

class D: public B {
};

int main()
{
  D derived;

  try {
    throw derived;
  }
  catch(B b) {
    cout << "Caught a base class.\n";
  }
  catch(D d) {
    cout << "This won't execute.\n";
  }

  return 0;
}