Function changeIt

Examples/NoModules/Chapter 08/Ex8_04.cpp:16–21

Function to modify an argument and return it

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