new and Constructors

private:

int year_p, month_p, day_p;

public:

date(int day);

date(int month, int day);

date(int year, int month, int day);

date(char *d);

};

date *pa, *pb, *pc, *pd, *pe, *pf, *pg;

pa = new date; // ERROR -- no constructor available

pb = new date(31); // ok; calls 1st constructor

pc = new date(4, 31); // ok; calls 2nd constructor

pd = new date(1994, 3, 24); // ok; calls 3rd constructor

pe = new date(“June 1st”); // ok; calls 4th constructor

pf = new date(1996); // wrong, but compiler won’t tell you

pg = new date(“June 31st”, 1991); // ERROR - no constructor