Multiple base class constructing and destructing : class hierarchy « Class « C++ Tutorial

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C++ Tutorial » Class » class hierarchy 
9.7.5.Multiple base class constructing and destructing
#include <iostream>
using namespace std;

class base1 {
public:
  base1() { 
     cout << "Constructing base1\n"
  }
  ~base1() { 
     cout << "Destructing base1\n"
  }
};

class base2 {
public:
  base2() { 
     cout << "Constructing base2\n"
  }
  ~base2() { 
     cout << "Destructing base2\n"
  }
};

class derived: public base1, public base2 {
public:
  derived() { 
     cout << "Constructing derived\n"
  }
  ~derived() { 
     cout << "Destructing derived\n"
  }
};

int main()
{
  derived ob;
  return 0;
}
Constructing base1
Constructing base2
Constructing derived
Destructing derived
Destructing base2
Destructing base1
9.7.class hierarchy
9.7.1.A simple class hierarchy.
9.7.2.A multilevel hierarchy
9.7.3.Deriving ADTs from other ADTs
9.7.4.Use typeid to test type equality
9.7.5.Multiple base class constructing and destructing
9.7.6.Three level inheritance
9.7.7.Overload across class hiearchy
9.7.8.Shadow base class function in its two children classes
9.7.9.Reference another class in member function
9.7.10.Shadow function with the same name in base class
9.7.11.Inherit protected fields
9.7.12.Call constructor from base class
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