swap() Rewritten with References : reference « Data Type « C++

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C++ » Data Type » referenceScreenshots 
swap() Rewritten with References
  
#include <iostream>

using namespace std;
void swap(int &x, int &y);

int main(){
   int x = 5, y = 10;

   cout << "Main. Before swap, x: " << x << " y: "
      << y << endl;

   swap(x,y);

   cout << "Main. After swap, x: " << x << " y: "
      << y << endl;

   return 0;
}
void swap (int &rx, int &ry){
   int temp;

   cout << "Swap. Before swap, rx: " << rx << " ry: " << ry << endl;

   temp = rx;
   rx = ry;
   ry = temp;


   cout << "Swap. After swap, rx: " << rx << " ry: " << ry << endl;

}
  
    
  
Related examples in the same category
1.constant references
2.returning a reference to a string
3.using references for int
4.Reassigning a reference
5.Taking the Address of a Reference
6.Passing by Reference Using Pointers
7.Passing Objects by Reference
8.Passing References to Objects
9.Returning multiple values from a function using references
10.Creating and Using References for integer
11.Data Slicing With Passing by Value
12.References for int type variable
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