购物超市
小明去超市买东西,所有买到的东西都放在了购物车之中,最后到收银台一起结账。
package chapter6;public class Job6 {public static void main(String[] args) {// TODO Auto-generated method stubShoppingCart ps = new ShoppingCart(2);ps.add(new Phone("iphone5",1,1000));ps.add(new Computer("huashuo",2,2000));ps.del("huashuo");ps.printCart();System.out.println(Shop.paymen(ps));}public static Commodity[] delete(int i, Commodity[] c){Commodity[] cnew = new Commodity[c.length-1];for(int j=0;j0)this.goods = new Commodity[len];else this.goods = new Commodity[1];}public boolean add(Commodity commodity){if(this.foot
转载于:https://www.cnblogs.com/blknemo/p/10020201.html
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