Call by reference in C
/* Program on interchanging two numbers demonstrating Call By Reference in C*/
#include< stdio.h>
#include< conio.h>
void main()
{
int x,y;
x=15;y=20;
clrscr();
printf("x=%d,y=%d\n",x,y);
swap(x,y);
printf("\n after interchanging x=%d,y=%d\n",x,y);
getch();
}
swap(int u,int v)
{
int temp;
temp=u;
u=v;
v=temp;
return;
}
#include< stdio.h>
#include< conio.h>
void main()
{
int x,y;
x=15;y=20;
clrscr();
printf("x=%d,y=%d\n",x,y);
swap(x,y);
printf("\n after interchanging x=%d,y=%d\n",x,y);
getch();
}
swap(int u,int v)
{
int temp;
temp=u;
u=v;
v=temp;
return;
}
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