REFERENCE C++

Reference function in c++

// function definition to swap the values.
void swap(int &x, int &y) {
   int temp;
   temp = x; /* save the value at address x */
   x = y;    /* put y into x */
   y = temp; /* put x into y */
  
   return;
}

Source: tutorialspoint.com

REFERENCE C++

int& r = i;

Source: tutorialspoint.com

Reference variablesr in c++

Value of i : 5
Value of i reference : 5
Value of d : 11.7
Value of d reference : 11.7

Source: tutorialspoint.com

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