Overloaded << and >> operators - C++ Class

C++ examples for Class:Operator Overload

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Description

Overloaded << and >> operators

Demo Code

#include <iostream>
using namespace std;
class Measure//from w w w. j  av a  2  s .  c om
{
private:
  int feet;
  float inches;
public:
  Measure() : feet(0), inches(0.0)
  {  }
  Measure(int ft, float in) : feet(ft), inches(in)
  {  }
  friend istream& operator >> (istream& s, Measure& d);
  friend ostream& operator << (ostream& s, Measure& d);
};
istream& operator >> (istream& s, Measure& d)  //get Measure
{
  cout << "\nEnter feet: ";  s >> d.feet;      //using
  cout << "Enter inches: ";  s >> d.inches;    //overloaded >> operator
  return s;
}
ostream& operator << (ostream& s, Measure& d)  //display
{                                            //Measure
  s << d.feet << "\'-" << d.inches << '\"';    //using overloaded << operator
  return s;
}
int main()
{
  Measure dist1, dist2;
  Measure dist3(11, 6.25);       //define, initialize dist3
  cout << "\nEnter two Measure values:";
  cin >> dist1 >> dist2;          //get values from users
  cout << "\ndist1 = " << dist1 << "\ndist2 = " << dist2;
  cout << "\ndist3 = " << dist3 << endl;
  return 0;
}

Result


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