Function changeIt

Examples/NoModules/Chapter 08/Ex8_03.cpp:16–21

Function that attempts to modify an argument and return it

// Function that attempts to modify an argument and return it
double changeIt(double it)
{
  it += 10.0;                       // This modifies the copy
  std::cout << "Within function, it = " << it << std::endl;
  return it;
}