c#实现IComparable接口

using System;

public class Person : IComparable<Person>
{
    public string Name { get; set; }
    public int Age { get; set; }

    public int CompareTo(Person other)
    {
        // 按照年龄进行比较
        return this.Age.CompareTo(other.Age);
    }
}

public class Program
{
    public static void Main()
    {
        Person p1 = new Person { Name = "Alice", Age = 25 };
        Person p2 = new Person { Name = "Bob", Age = 30 };

        int result = p1.CompareTo(p2);

        if (result < 0)
        {
            Console.WriteLine("p1 is younger than p2");
        }
        else if (result > 0)
        {
            Console.WriteLine("p1 is older than p2");
        }
        else
        {
            Console.WriteLine("p1 and p2 have the same age");
        }
    }
}