Write A Program In C++ To Implement The Idea Of Template Class.

/* 

           NOTE:- only run on IDE environment

                  like CodeBlock,Visual C,Cfree,DevC++ etc

           Not In Turbo C++

*/

#include<iostream>

#include<conio.h>

using namespace std;

template <class X> class ArrayList

{

private:

struct ControlBlock

{

int capacity;

X *arr;

};

ControlBlock *s;

public:

ArrayList(int capacity1)

{

s=new ControlBlock;

s->capacity=capacity1;

s->arr=new X[s->capacity];

}

void addElement(int index, X data)

{

if(index>=0 && index<=s->capacity)

 s->arr[index]=data;

else

 cout<<"\n Array index is not valid";

}

void viewElement(int index, X data)

{

if(index>=0 && index<=s->capacity)

 data=s->arr[index];

else

 cout<<"\n Array index is not valid";

}

void viewList()

{

int i;

for(i=0;i<s->capacity;i++)

cout<<" "<<s->arr[i];

}

};

int main()

{

int data;

ArrayList <float>list1(4);

list1.addElement(0,9.8);

list1.addElement(1,4.8);

list1.addElement(2,7.9);

list1.addElement(3,3.3);

list1.viewList();

getch();

}