Overloaded Constructors

private:

int counter_p;

public:

// Constructor that takes no args initializes counter to 0

counter() { counter_p = 0; }

// Constructor that takes an argument initializes to

// the value specified

counter(int initial_value) { counter_p = initial_value; }

void increment() { counter_p++; }

void decrement() { counter_p--; }

void get_value() { return counter_p; }

};

counter a; // Now this is legal!

counter b(4); // Ok!

counter c(“Hi”); // ILLEGAL - Expecting int, got char *

counter d(4, 5); // ILLEGAL - Expecting one int, got two ints