new在c#方法中的使用

  public class New_Study
    {
        public virtual void Method1()
        {
            Console.WriteLine("PMethod1");
        }

        public virtual void Method2()
        {
            Console.WriteLine("PMethod2");
        }
    }

    public class ChildClass:New_Study
    {
        public override void Method1()
        {
            Console.WriteLine("override CMethod1");
        }

        public new void Method2()
        {
            Console.WriteLine("new CMethod2");
        }
    }

       [TestFixture]
    public class New_Study_Test
    {
        [Test]
        public void TestNew()
        {
            New_Study parent1 = new ChildClass();
            parent1.Method1();//override CMethod1
            parent1.Method2();//PMethod2

            ChildClass child=new ChildClass();
            child.Method1();//override CMethod1
            child.Method2();//new CMethod2

            var varTest = new ChildClass();
            varTest.Method1();//override CMethod1
            varTest.Method2();//new CMethod2

        }
    }