c++ provides a few default member functions for your class if you don't
declare them urself, this includes copy constructor & assignment(=)
operator.
In your program,
emp e={"xyz",21}; // the default copy constructor is invoked
e2=e; // here the default assignment operator is invoked
On Sun, Aug 28, 2011 at 7:14 AM, prateek gupta
<[email protected]>wrote:
> In c++ we have default copy constructor ,which is called when we use
> statement like e2=e;ie when object are of same class type.
>
> On Aug 28, 3:29 pm, ravi maggon <[email protected]> wrote:
> > Hi
> > Can you explain the below mentioned code. As far as I know we need to
> > overload = operator in order to equate object of a class and below code
> > should give error. But it is running perfectly on gcc compiler. Please
> > correct me if I am wrong at some point.
> >
> > #include<iostream>
> > using namespace std;
> >
> > class emp
> > {
> > public:
> > char *n;
> > int age;};
> >
> > int main ()
> > {
> > emp e={"xyz",21};
> > emp e2;
> > e2=e;
> > printf("%d",e2.age);
> > system("pause");
> >
> > }
> >
> > --
> >
> > Regards
> > Ravi Maggon
>
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