Operator Overloading

// . . . (same as on previous slide)

// We’re giving these member functions strange names, but

// the reason will soon be clear...

complex operator+(complex c);

};

complex complex::operator+(complex c)

{

float new_real = real_p + c.real_p; // We’re adding our value

float new_imag = imag_p + c.imag_p; // to the value of what

complex result(new_real, new_imag); // was passed to us.

return result;

// OR: return complex(new_real, new_imag)

}

complex a(5.5, -17.3);

complex b(6.2);

complex c;

c = a.operator+(b);