C++ program to perform function based operations such as pass by value, pass by reference and pointer passing

#include<iostream.h>
#include<conio.h>
#include<process.h>
void main()
{
	clrscr();
	void funA(int s);
	void funB(int &);
	void funC(int *);

	int s=4;
	funA(s);
	cout<<"s="<<s;
	funB(s);
	cout<<"s="<<s;
	funC(&s);
	cout<<"s="<<s;
	getch();
}
void funA(int i)
{
i++;
}
void funB(int &k)
{
k++;
}
void funC(int *j)
{
++*j;
}

Categories: C++ Programming, CPP