Write a C++ program to demonstrate function template.

Write a C++ program to demonstrate function template.  

Code :-

/*********************************************************
TITLE:Programe for function temp.
**********************************************************/


#include<iostream.h>
#include<conio.h>
template <class t>
void swap( t &x, t&y)
{
     t temp;
     temp = x;
     x = y;
     y = temp;
}


void  fun(int m, int n,float a, float b)
{
     cout << "\n For Integer Value";
     cout << "\n m and n before swap \n";
     cout << m << "\t" << n;
     swap(m,n);
     cout << "\n m and n after swap \n";
     cout << m << "\t" << n;


     cout<<"\n\n For Float Value";
     cout << "\n m and n before swap \n";
     cout << a << "\t" << b;
     swap(a,b);
     cout << "\n m and n after swap \n";
     cout << a << "\t" << b;
}


void main()
{
    clrscr();
    fun(100,200,11.11,22.22);
    getch();
}
/***********************************************
  OUT PUT
 For Integer Value
 m and n before swap
100     200
 m and n after swap
200     100


 For Float Value
 a and b before swap
11.11   22.219999
 a and b after swap
22.219999       11.11
************************************************/

Output :-

 For Integer Value

 m and n before swap

100     200

 m and n after swap

200     100

 For Float Value

 a and b before swap

11.11   22.219999

 a and b after swap

22.219999       11.11