#include "FirstClass.h"
#include <string>
#include <iostream>

using namespace std;

void f1(FirstClass);

int main(void)
{
  FirstClass obj1;    // calls default constructor
  FirstClass ora[10];   // calls default constructor
  FirstClass obj2(20);   // calls conversion constructor
  f1(15);   // implicitly calls conversion constructor
  FirstClass obj3(obj2);  // calls copy constructor
  FirstClass obj4(12.23, 43, "obj4"); // calls alternate constructor
  FirstClass obj5(23.34, 10);  // calls alternate constructor
  FirstClass obj6(-329.34);  // becomes another conversion constructor
  //NOT: FirstClass obj("hello");  - no matching constructor

  obj1.setNum(100);
  cout << "enter data for ora[0]" << endl;
  ora[0].read(cin);
  cout << "ora[0] name is " << ora[0].getName() << endl;
  //NOT: cout << obj1.name;  - because private
  cout << "obj3: ";
  obj3.write(cout) << endl;
  obj3.deltaValue(-23.123);
  obj3.write(cout) << endl;  

  // destructors called for all local variables in reverse order of declaration
} // end of main

void f1(FirstClass n)
{
  //  cout << n << endl;
  n.write(cout) << endl;
}