tutorial/CPP/book/Object Oriented Programming in C++/classes/Constructor (A Counter Example).cpp at main · plumkewe/tutorial · GitHub

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#include <iostream>

using namespace std;

//

class Counter
{
private:
	unsigned int count;

public:
//	Counter() { count = 0; }  //  constructor
							  //  è simile a scrivere:
    						  //  ma non meglio di questo.

	Counter() : count(0) { cout << "Mi sono appena creato!" << endl; }

	void inc_count()
	{
		count ++;
	}
	int get_count()
	{
		return count;
	}

	~Counter() { cout << "Addio!" << endl; }  //  destructor è utile per delloc-are spazio alloc-ato per un oggetto attraverso un constructor (non in questo caso)
};


int main()
{
	setlocale(LC_ALL, "italian");

	Counter c1, c2;

	cout << "c1 = " << c1.get_count() << endl;
	cout << "c2 = " << c2.get_count() << endl;

	c1.inc_count();
	c2.inc_count();
	c2.inc_count();

	cout << "c1 = " << c1.get_count() << endl;
	cout << "c2 = " << c2.get_count() << endl;


	return 0;
}