static void Main(string[] args)
{
/*
* EXAMPLE 1
* [pole delegatu]
*/
/*
* List<MyDelegate<double>> list = new List<MyDelegate<double>>();
* list.Add(MathOp.Add);
* list.Add(MathOp.Div);
*
* double A = 10;
* double B = 5;
* double RESULT = 0;
*
* foreach (MyDelegate<double> del in list)
* {
* RESULT = del(A, B);
* Console.WriteLine(string.Format("Result = {0}", RESULT));
* }
*/
/*
* EXAMPLE 2
* [Multicast delegat - pomoci jednoho delegata zavolam vice metod]
*/
SecondDelegate del = MathOp.Add;
del += MathOp.Div;
del();
Console.ReadLine();
}
public static void Main232()
{
//Instantiating a delegate
//Using the new keyword
PerformCalculation performCal = new PerformCalculation(Add);
//Using delegate inference
PerformCalculation performCalculation = Add;
SecondDelegate secondDelegate = CountEvenNumbers;
//Invoking a delegate
//Invoking Asynchronously
int[] numArray = { 42, 44, 45, 46, 47, 48, 49, 50 };
secondDelegate.BeginInvoke(numArray, null, null);
//Using the () operator
performCal(40, 45);
//Using the Invoke() method of the delegate class
performCalculation.Invoke(40, 45);
//End on the asynchronous invocation
int sam = secondDelegate.EndInvoke(null);
}
public static void Main(string[] args)
{
//Створюємо екземпляри делегатів та сповіщуємо їх з методами
FirstDelegate firstDelegate = Msg1;
SecondDelegate secondDelegate = Msg2;
ThirdDelegate thirdDelegate = Msg3;
//Анонімний метод
FirstDelegate firstDelegateWithAnonymousMethod = delegate() {
System.Diagnostics.Debug.WriteLine("This is message for delegate 1 with anonymous method");
};
//Лямбда-оператор та лямбда-вираз
ThirdDelegate thirdDelegateWithLambdaOperatorAndExpression = (x) =>
System.Diagnostics.Debug.WriteLine("This is message for delegate 3 with parameter: " + x);
//Викликаємо методи, сповіщені з делегатами
firstDelegate();
System.Diagnostics.Debug.WriteLine("This is message for delegate 2 with return value: " + secondDelegate());
thirdDelegate("Test parameter");
firstDelegateWithAnonymousMethod();
string msg = "Parameter for Lambda expression";
thirdDelegateWithLambdaOperatorAndExpression(msg);
//Створюємо екземпляр класу, що викликає подію
Test test = new Test();
//Додаємо обробник подій EventMsg
test.Notify += EventMsg;
//Викликаємо метод, що викликає подію
test.TestMethod();
CreateHostBuilder(args).Build().Run();
}
static CurrentTime()
{
SecondChanged += PrintToConsole;
SecondChanged += PrintToFile;
MinuteChanged += AlarmArray.Execute;
}
public void UtilizeDelegate2()
{
var whatHorrorLiesHere = "test123";
SecondDelegate arrr = () => { Debug.Trace("UtilizeDelegate2 was used!" + whatHorrorLiesHere, 0); };
arrr();
}
static int Reduce(int[] arr, int acc_init, SecondDelegate del)
{
var acc = acc_init;
foreach(var x in arr)
{
acc = del(acc, x);
}
return acc;
}
static void Main(string[] args)
{
string zz = Console.ReadLine();
FirstDelegate del = new FirstDelegate(DelWithConstr);
del();
SecondDelegate del2 = zz1 => DelWithOutConstructor(zz);
del2(zz);
Console.ReadKey();
}
static void Main(string[] args)
{
int n = 77777;
int[] arr = { 10, 20, 30, 40, 50, 60, 70, 77, 80, 90, };
FirstDelegate firs = new FirstDelegate(FormMass);
SecondDelegate second = new SecondDelegate(PrintMass);
PrintMass(FormMass(n));
Console.WriteLine();
PrintMass(arr);
Console.WriteLine();
Console.WriteLine($"{firs.Method}\t{firs.Target}");
Console.WriteLine($"{second.Method}\t{second.Target}");
}
public static void GetCurrentTime(object a)
{
WakeUPP[] massiv = (WakeUPP[])a;
SoundPlayer sp = new SoundPlayer("C:\\Users\\Amargo\\Desktop\\Alarm01.wav");
SecondDelegate sc = new SecondDelegate(GetSecond);
MinuteDelegate mn = new MinuteDelegate(GetMinute);
Console.WriteLine(DateTime.Now);
while (true)
{
DateTime NowTime = DateTime.Now;
for (int i = 0; i < 100; i++)
if (massiv[i]!= null)
if (massiv[i].Hour == NowTime.Hour && massiv[i].Minute == NowTime.Minute)
{
sp.Play();
Console.WriteLine(massiv[i].Messager);
string file_adress = "c:\\Users\\Amargo\\Desktop\\101\\" + "Будильник_"
+i+".txt";
FileStream nowtimefile = new FileStream(file_adress,
FileMode.Create);
StreamWriter writer1 = new StreamWriter(nowtimefile);
writer1.WriteLine("Будильник сработал в " + NowTime.Hour + " часов " + mn(NowTime) +
" минут " + sc(NowTime) + " секунд") ;
writer1.WriteLine("Текст будильника: " + massiv[i].Messager);
writer1.Close();
Thread.Sleep(50000);
sp.Stop();
}
FileStream nowtimefile1 = new FileStream("c:\\Users\\Amargo\\Desktop\\101\\nowtime.txt",
FileMode.Create);
NowTime = DateTime.Now;
StreamWriter writer = new StreamWriter(nowtimefile1);
writer.Write("{0}", NowTime);
writer.Close();
Thread.Sleep(1000);
}
}
static void Main(string[] args)
{
#region
//DotNET 1.0
FirstDelegate first = new FirstDelegate(Square);
Console.WriteLine(first(3));
//4.0
SecondDelegate second = Print;
second += Display;
Execute(second);
//second.Invoke();
#endregion
/*
* Anonymous method
*/
//2
FirstDelegate df = delegate(int a)
{
return(a * a);
};
Console.WriteLine(df(6));
//3.5
df = (a => a * a * a);
Console.WriteLine(df(3));
Console.WriteLine(func("duong", 20));
//Func<int, int, int> f = ((a, b) => {
// return a + b;
//});
//Console.WriteLine(f(7,3));
Run(func, "phat", 100);
Console.ReadLine();
}
public void SecondDelegateMethod(SecondDelegate method)
{
SecondDelegate secondDelegate = method;
Console.WriteLine(secondDelegate("User name!"));
}
static void Execute(SecondDelegate d) => d.Invoke();
static void Execute(SecondDelegate d)
{
d();
}
