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using System;
using System.Collections;
namespace CaseStudy
{
public class Charge
{
private string description;
private double amount;
public string Description
{
get {return description;}
set {description=value;}
}
public double Amount
{
get {return amount;}
set {amount=value;}
}
public Charge()
{
description="";
amount=0;
}
}
public class ChargesArray
{
private ArrayList charges;
public Charge this[int index]
{
get {return charges[index] as Charge;}
}
public int Count
{
get {return charges.Count;}
}
public ChargesArray()
{
charges=new ArrayList();
}
public void Add(Charge c)
{
charges.Add(c);
}
public IEnumerator GetEnumerator()
{
return charges.GetEnumerator();
}
}
/*
public class ChargesHashtable
{
private Hashtable charges;
public Charge this[int index]
{
get {return charges[index] as Charge;}
}
public int Count
{
get {return charges.Count;}
}
public ChargesHashtable()
{
charges=new Hashtable();
}
}
*/
}
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