static void Main(string[] args)
{
//FuncHandler f = Fn;
//f();
//
//string s = "123";
//string ss = new string(new char[] { '1', '2', '3' });
//FuncHandler f = delegate()
//{
// Console.WriteLine("我是匿名方法");
//};
//f();
//FuncReturnIntHandler f = delegate() {
// return 1;
//};
//Console.WriteLine(f() + 1);
//SumHandler sum = delegate(int num1, int num2)
//{
// return num1 + num2;
//};
SumHandler sum = (n1, n2) => n1 + n2;
// Lambda表达式，是对匿名方法的进一步简化
Console.ReadKey();
}
public void Work02()
{
sumHandler = Sum;
sumHandler += Minus;
//sumHandler(10, 5);
calFloat = PlusFloat;
calFloat(20.0f, 4.5f);
//무명 델리게이트 메서드(Anoynimus Delegate)
calString = delegate(string a, string b)
{
string sumStr = a + b;
Console.WriteLine(sumStr);
};
calString("UserID ", "Zack");
//람다식(Lamda Statement)
calString = (string a, string b) =>
{
string sumStr = a + b;
Console.WriteLine(sumStr);
};
calString = (string a, string b) => Console.WriteLine(a + b);
calString("Player Level ", "Gold");
}
public void StartExample()
{
ShowOne = delegate(string message)
{
Console.BackgroundColor = ConsoleColor.Red;
IOService.ShowUserStringWithLineBreak(message);
Console.BackgroundColor = ConsoleColor.White;
};
ShowMessage("Hello from first anonim example!", ShowOne);
ShowMessage("Hello from second anonim example!", ShowTwo = delegate(string message) // Объявление непосредственно перед
// передачей в метод
{
Console.BackgroundColor = ConsoleColor.Yellow;
IOService.ShowUserStringWithLineBreak(message);
Console.BackgroundColor = ConsoleColor.White;
});
ShowSum("Third function (returns int)", delegate(int x, int y)
{
return(x + y);
});
ShowMessage("ExampleNumberFour", delegate
{
IOService.ShowUserStringWithLineBreak("Nice One!");
});
SumTwo = delegate(int x, int y)
{
IOService.ShowUserStringWithLineBreak("SumTwo anonim");
return(x + y);
};
SumTwo(5, 10);
}
public void Work02()
{
sumHandler = Sum;
sumHandler += Minus;
sumHandler(10, 5);
calFloat = PlusFloat(20.0f, 4.5f);
}
// Start is called before the first frame update
void Start()
{
sumHandler = Sum;
float sum = sumHandler(10.0f, 5.0f);
Debug.Log($"Sum = {sum}");
}
void Start()
{
//델리게이트 타입으로 선언된 변수에 함수를 저장
//sumHandler = Sum;
//무명 메소드 방식
sumHandler += delegate(int a, int b)
{
sum = a + b;
Debug.Log($"{a} + {b} = {sum}");
};
//람다식
sumHandler += (int a, int b) => Debug.Log($"{a} * {b} = {a*b}");
sumHandler(10, 20);
}
public double GeneralSum()
{
SumHandler += Sum;
SumHandler += Sum;
double result = 0;
TryCatchMethod(() =>
{
foreach (var item in SumHandler.GetInvocationList())
{
result += (double)item.DynamicInvoke(3, 5);
}
});
Console.WriteLine(result);
return(result);
}
void Start()
{
//델리게이트 변수에 함수(메소드) 연결(할당)
sumHandler = Sum;
//델리게이트 실행
float sum = sumHandler(10.0f, 5.0f);
//결괏값 출력
Debug.Log($"Sum = {sum}");
//델리게이트 변수에 람다식 선언
sumHandler = (float a, float b) => (a + b);
float sum2 = sumHandler(10.0f, 5.0f);
Debug.Log($"Sum2 = {sum2}");
//델리게이트 변수에 무명 메서드 연결
sumHandler = delegate(float a, float b) { return(a + b); };
float sum3 = sumHandler(2.0f, 3.0f);
Debug.Log($"Sum3 = {sum3}");
}
static void Main(string[] args)
{
Handler sum = new SumHandler();
Handler sub = new SubHandler();
Handler div = new DivHandler();
Handler mult = new MultHandler();
sum.SetNext(sub);
sub.SetNext(div);
div.SetNext(mult);
Request r1 = new Request(2, 2, "+");
sum.HandleRequest(r1);
r1 = new Request(10, 5, "-");
sum.HandleRequest(r1);
r1 = new Request(5, 2, "/");
sum.HandleRequest(r1);
r1 = new Request(2, 2, "*");
sum.HandleRequest(r1);
Console.ReadKey();
}
private void ShowSum(string message, SumHandler show)
{
Console.Write(message + " ");
IOService.ShowUserStringWithLineBreak(show(5, 5));
}
