谁能举个委托当参数传递的例子

Question

谁能举个委托当参数传递的例子，小弟不太理解！！简单点就好！

Answer 1

.net 类库里面就有很多了
public T Find(System.Predicate<T> match)
    Member of System.Collections.Generic.List<T>

Answer 2

        static void Main(string[] args)
        {
            做菜 zc = new 做菜(delegate(object o)
                {
                    Console.WriteLine("我要开始做" + o.ToString() + "啦");
                });
            订餐(zc, true);
            #endregion        }        public delegate void 做菜(object 菜);        public static void 订餐(做菜 zc,bool 有没有菜)
        {
            if (有没有菜)
                zc("东坡肉");
        }
/*
输出:
我要开始做东坡肉啦*/

Answer 3

using System.Threading;        public delegate void MyInvoke(string str);
        private void btnStartThread_Click(object sender, EventArgs e)
        {
            Thread thread = new Thread(new ThreadStart(DoWord));
            thread.Start();
        }
        public void DoWord()
        {            
            MyInvoke mi = new MyInvoke(SetTxt);
            BeginInvoke(mi,new object[]{"abc"});                
        }        public void SetTxt(string str)
        {
            txtReceive.Text += str + System.Environment.NewLine;
        }