3_list_no_comment

using System;
using System.Collections.Generic;

public class Flower : IEquatable<Flower>
{
    public string FlowerName { get; set; }

    public int FlowerId { get; set; }

    public override string ToString()
    {
        return "ID: " + FlowerId + "   Name: " + FlowerName;
    }
    public override bool Equals(object obj)
    {
        if (obj == null) return false;
        Flower objAsFlower = obj as Flower;
        if (objAsFlower == null) return false;
        else return Equals(objAsFlower);
    }
    public override int GetHashCode()
    {
        return FlowerId;
    }
    public bool Equals(Flower other)
    {
        if (other == null) return false;
        return (this.FlowerId.Equals(other.FlowerId));
    }


}
public class World
{
    public static void Main()
    {

        List<Flower> flowers = new List<Flower>();


        flowers.Add(new Flower() { FlowerName = "Rose", FlowerId = 1234 });
        flowers.Add(new Flower() { FlowerName = "Sunflower", FlowerId = 1235 });
        flowers.Add(new Flower() { FlowerName = "Marigold", FlowerId = 1236 });
        flowers.Add(new Flower() { FlowerName = "Orchid", FlowerId = 1237 });
        flowers.Add(new Flower() { FlowerName = "Torch Ginger", FlowerId = 1238 });
        flowers.Add(new Flower() { FlowerName = "Crown Flower", FlowerId = 1239 }); ;


        Console.WriteLine("===================");
        Console.WriteLine("       Flowers     ");
        Console.WriteLine("===================\n");
        foreach (Flower aFlower in flowers)
        {
            Console.WriteLine(aFlower);
        }


        Console.WriteLine("\nContains(\"1734\"): {0}",
        flowers.Contains(new Flower { FlowerId = 1734, FlowerName = "" })); //ตรวจสอบว่ามี id 1734 ไหม

        Console.WriteLine("\nInsert(3, \"7247\")");
        flowers.Insert(2, new Flower() { FlowerName = "Lignum Vitae", FlowerId = 7247 });


        foreach (Flower aFlower in flowers)
        {
            Console.WriteLine(aFlower);
        }

        Console.WriteLine("\nFlowers[3]: {0}", flowers[3]);

        Console.WriteLine("\nRemove(\"1238\")");

        flowers.Remove(new Flower() { FlowerId = 1238, FlowerName = "Torch Ginger" });

        Console.WriteLine();
        foreach (Flower aFlower in flowers)
        {
            Console.WriteLine(aFlower);
        }
        Console.WriteLine("\nRemoveAt(5)");

        flowers.RemoveAt(5);

        Console.WriteLine();
        foreach (Flower aFlower in flowers)
        {
            Console.WriteLine(aFlower);
        }
        Console.ReadLine();

    }
}