Programming in C++, 2nd Edition

314 Classes and Objects

cout<<“\nIn main(double) :”<<f;

}

void main (char *s)

{

cout<<endl<<“In main (char ) : ”<<s;

}

};

int main()

{

clrscr();

A *a;

a->main(5);

a->main(5.2);

a->main(“C++”);

return 0;

}

OUTPUT

In main (int) :5

In main (double) :5.2

In main (char ) : C++

Explanation: This program is same as the previous one. Here, the main() function is used as a

member function and it is overloaded for integer, float, and character.

It is not possible to overload the non-member main() function, which is the source of the

C/C++ program and hence the following program will not be executed and displays the error

message “Cannot overload ‘main’” ...