protected void Page_Load(object sender, EventArgs e)
{
SomeAction action = ShowMessage1;
action += ShowMessage2;
action += ShowMessage3;
action += ShowMessage4;
action += ShowMessage5;
action.Invoke("-");
Response.Write("************R1*************<br>");
//實體化一個委派物件,並將符合委派方法簽章的ShowMessage1方法放到委派物件中
SomeAction action2 = new SomeAction(ShowMessage1);
action2 += ShowMessage2;
action2 += ShowMessage3;
action2 += ShowMessage4;
action2 += ShowMessage5;
action2("-");
Response.Write("************R2*************<br>");
//不須宣告委派型別,Action就是一個委派型別
Action <string> action3 = ShowMessage5;
action3 += ShowMessage4;
action3 += ShowMessage3;
action3 += ShowMessage2;
action3 += ShowMessage1;
action3("-");
Response.Write("************R3*************<br>");
}
static void Main(string[] args)
{
SomeAction action1 = new SomeAction(ShowText);
action1 += ShowMessage;
SomeAction action2 = ShowText;
action1.Invoke("");
action2(" => Action2");
Console.ReadLine();
}
static void Main(string[] args)
{
SomeAction action1 = new SomeAction(Showtext);
action1.Invoke("好的");
action1("原來如此");
SomeAction action2 = ShowMessage;
action2("第二個");
action1("原來如此");
Console.ReadLine();
}
static void Main(string[] args)
{
// 標準寫法
SomeAction action1 = new SomeAction(ShowText);
action1 += ShowMessage;
// 也可以這樣寫
SomeAction action2 = ShowText;
// 標準寫法
action1.Invoke("第一個");
action2 += ShowMessage;
//也可以這樣寫
action2("第二個");
Console.ReadLine();
}
