Hashtable을 이용한 장바구니(쇼핑카트) 구현
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감사합니다.
using System;
using System.Collections;
using System.Collections.Generic;
namespace ConsoleApplication6
{
class Goods
{
public int goodsno { get; set; }
public string gname { get; set; }
public int danga { get; set; }
public Goods(int goodsno, string gname, int danga)
{
this.goodsno = goodsno;
this.gname = gname;
this.danga = danga;
}
public String ToString()
{
return "Goods [상품번호=" + goodsno + ", 상품명=" + gname + ", 단가="
+ danga + "]";
}
}
class Cart
{
public Goods goods { get; set; }
public int count { get; set; }
public int sum { get { return count * goods.danga; } set { } }
public Cart(Goods goods, int count)
{
this.goods = goods;
this.count = count;
sum = count * goods.danga;
}
public String ToString()
{
return "Cart [Goods=" + goods + ", count=" + count + ", sum=" + sum
+ "]";
}
}
class CartTest
{
static void Main()
{
Goods g1 = new Goods(1001, "볼펜", 2000);
Goods g2 = new Goods(1002, "연필", 500);
Goods g3 = new Goods(1003, "딸기", 6000);
//Hashtable 의 제너릭 형태
Dictionary<int, Cart> carts = new Dictionary<int, Cart>();
carts.Add(1, new Cart(g1, 2));
carts.Add(2, new Cart(g2, 3));
carts.Add(3, new Cart(g3, 2));
int i = 0;
foreach (KeyValuePair<int, Cart> d in carts)
{
Console.WriteLine(++i + " : " + d.Value.goods.goodsno + " : " +
d.Value.goods.gname + ":" + d.Value.goods.danga + " : " +
d.Value.count + " : " + d.Value.sum
);
}
}
}
}
