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Program.cs
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Program.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace MulticastDeligate
{
class Program
{
static void Main(string[] args)
{
A a = new A();
B b = new B();
C c = new C();
A.D d1 = new A.D(b.m2);//singlecast delegate
A.D d2 = new A.D(c.m3);//singlecast delegate
A.D d3 = new A.D(c.m4);//single cast deligate
//a.m1(d1);
A.D d4 = d1 + d2 + d3;//Multicast deligate
a.m1(d4);
Console.ReadLine();
}
}
public class A
{
public delegate void D(int x, int y);
public void m1(D d)
{
d(10, 20);
}
}
public class B
{
public void m2(int x,int y)
{
Console.WriteLine(x + y);
}
}
public class C
{
public void m3(int x, int y)
{
Console.WriteLine(x - y);
}
public void m4(int x, int y)
{
Console.WriteLine(x * y);
}
}
}