list0901.cpp

teach yourself C++ in 21 days 第五版

//Listing 9.1 - Demonstrating the use of references
  
#include <iostream>
 
int main()
{
    using namespace std;
    int  intOne;
    int &rSomeRef = intOne;
  
    intOne = 5;
    cout << "intOne: " << intOne << endl;
    cout << "rSomeRef: " << rSomeRef << endl;
  
    rSomeRef = 7;
    cout << "intOne: " << intOne << endl;
    cout << "rSomeRef: " << rSomeRef << endl;
    
    return 0;
}