using System;

namespace EqualsTest
{
    class EqualsTest
    {
        static void Main(string[] args)
        {
            //值类型
            int x = 1;
            int y = 1;
            Console.WriteLine(x == y);//True
            Console.WriteLine(x.Equals(y));//True             

            //引用类型
            A a = new A();
            B b = new B();
            //Console.WriteLine(a==b);//报错
            Console.WriteLine(a.Equals(b));//False

            //字符串（最像值类型的引用类型）
            string m = "1";
            string n = "1";
            Console.WriteLine(m==n);//True
            Console.WriteLine(m.Equals(n));//True

            //结构体（最像引用类型的值类型）
            T t = new T();
            V v = new V();
            //Console.WriteLine(t == v);//报错
            Console.WriteLine(t.Equals(v));//True

            Console.Read();

        }
    }

    class A { public int X = 1; }

    class B { public int X = 1; }

    struct T { int X; }

    struct V { int X; }

}