// declare MathCalculation instance if not already done
private void Awake()
{
if (instance == null)
{
instance = this;
}
}
[TestMethod] // -----------------------------------------------------------------------
public void TestMethod8() // 有沒有Invoke似乎沒差?
{
MathCalculation add_1 = Calculator.AddNumbers;
Func <float, float, double> add_2 = Calculator.AddNumbers; // Func
MathCalculation divide = Calculator.DivideNumbers;
var result = Calculator.AddNumbers(2, 3);
HLog.print("init =" + result);
result = add_1.Invoke(2, 3);
HLog.print("add_1=" + result);
result = add_1(2, 3);
HLog.print("add_1=" + result);
result = add_2.Invoke(2, 3);
HLog.print("add_2=" + result);
result = add_2(2, 3);
HLog.print("add_2=" + result);
result = divide(100, 3);
HLog.print("divide=" + result);
}
static void Main(string[] args)
{
//var m = new Math();
//wskazanie dla delegaty do uzywania danej funkcji( metody )
var delPointer = new MathCalculation <int>(Math.Add);
//uruchomienie delegaty (zawolanie)
delPointer(5, 4);
//zarejestruj metode do delegaty
delPointer += Math.Multiply;
delPointer(6, 6); //lub delPointer.Invoke(6,6);
delPointer.Invoke(1, 1);
Console.WriteLine();
Console.WriteLine();
Console.WriteLine("Lambdy:");
Console.WriteLine();
// LAMBDY
//FUNC(delegacje)
//podpiecie delegacji od FUNC do metody z klasy Math
//to co bedzie jako ostatni arg to bedzie zwracane
Func <int, int, int> fnc = Math.AddWithResult;
var tResult = fnc(3, 3);
Console.WriteLine($"Func<int,int,int> TResult: {tResult}");
Console.WriteLine();
//podpiecie delegata action pod funkcje
Action <string> act = System.Console.WriteLine;
act("Hello world");
Predicate <string> pdc = String.IsNullOrEmpty;
Console.WriteLine(pdc(""));
}