IComparable.CompareTo(Object) 메서드

docs.microsoft.com/ko-kr/dotnet/api/system.icomparable.compareto?view=net-5.0

IComparable.CompareTo(Object) 메서드 (System)

using System;
using System.Threading.Tasks;
using System.Net.Http;
using Newtonsoft.Json;

namespace Test
{
    public class User{
        public string name;
    }   

    class Program
    {
        static void Main(string[] args)
        {
            // new App();
            //new Test();
            var item1 = new Item("장검", Item.eItemType.WEAPON, Item.eGrade.MAGIC);
            var item2 = new Item("단검", Item.eItemType.WEAPON, Item.eGrade.MAGIC);
            var result = item1.CompareTo(item2);
            Console.WriteLine(result);

        }
    }
}

using System;
namespace Test
{
    public class Item : IComparable
    {
        public enum eItemType
        {
            WEAPON, ARMOR, ACCESSORY, POTION
        }
        public enum eGrade
        {
            NORMAL, MAGIC, LEGEND
        }

        private string name;
        private eItemType itemType;
        private eGrade grade;
        //생성자 
        public Item(string name, eItemType itemType, eGrade grade = eGrade.NORMAL)
        {
            this.name = name;
            this.itemType = itemType;
            this.grade = grade;
        }

        public string GetName()
        {
            return this.name;
        }

        public eItemType GetItemType()
        {
            return this.itemType;
        }

        public eGrade GetGrade(){
            return this.grade;
        }

         public int CompareTo(object obj) {
            if (obj == null) return 1;

            Item other = obj as Item;
            if (other != null)
                return this.grade.CompareTo(other.GetGrade());
            else
                throw new ArgumentException("Object is not a Temperature");
        }
    }
}