What is a copy constructor? Illustrate with a suitable C++ example.

1.	What is a copy constructor? Illustrate with a suitable C++ example.
Answer» A copy constructor is an overloaded constructor in which an object of the same class is passed as reference parameter. class X { int a; public: X() { a=0; } X(X &ob) //copy constructor { a=ob.a; } };

Answer»

A copy constructor is an overloaded constructor in which an object of the same class is passed as reference parameter.

class X

{

int a;

public:

X()

{

a=0;

}

X(X &ob) //copy constructor

{

a=ob.a;

}

};

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What is a copy constructor? Illustrate with a suitable C++ example.

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