public void Invoke()
{
////定义委托，让委托指向方法
DelMath del0 = new DelMath(Add);
DelMath del = Add;
Console.WriteLine(Test(del));
//一个匿名委托的定义如下:
DelMath m1 = new DelMath(delegate(int a, int b) { return(a * b); });
DelMath m2 = delegate(int a, int b) { return(a + b); };
DelMath m3 = (int i1, int i2) => (i1 + i2);
DelMath m4 = (a, b) => a + b;
string[] arr = { "DsDSd", "DSfdsdaDA", "dsaDSDSA", "FDFsdfsg" };
DelString delTrans = ToLower;
StringProcess(arr, delTrans);
string[] arr1 = { "sas", "sasfff", "hfgh" };
delTrans = ToUpper;
StringProcess(arr1, delTrans);
}
public static void Main(string[] args)
{
DelMath <int> objDel = NumberType;
DelMath <float> objDel2 = NumberType;
Console.WriteLine(objDel(10));
Console.WriteLine(objDel2(108.756F));
}
static void Snipeet7()
{
DelMath <int> objDel = Numbers2.NumberType;
DelMath <float> objDel2 = Numbers2.NumberType;
Console.WriteLine(objDel(10));
Console.WriteLine(objDel2(108.756F));
}
//声明委托
public void Math()
{
DelMath del = new DelMath(Add);//定义委托，将方法名作为参数传递给委托
// DelMath del = Add;//简单写法
Console.WriteLine(del(100, 2));
del += Add2;//为委托添加多个方法
//del += new DelMath(Add2);//为委托添加多个方法
Func<int, int, int> fun1 = Add;
Action<int,int> act1=Add3;
Console.WriteLine(del(100, 2));//Add、Add2两个方法都会执行
Console.WriteLine(TT(Add2, 100, 900));//将方法名作为参数传递给TT方法
}
private static int Test(DelMath del)
{
return(del(5, 6));
}
public void Invoke()
{
DelMath del1 = new DelMath(Add);
int Sum = del1(12, 13);
Console.WriteLine(Sum);
DelMath del2 = Sub;
Console.WriteLine(del2(13, 11));
DelMath del3 =
delegate(int i1, int i2)
{
return(i1 / i2);
};
Console.WriteLine(del3(12, 3));
DelMath del4 = (a, b) => a + b;
Console.WriteLine(del4(123, 456));
Func <int, int> delFunc1 = delegate(int a)
{
return(++a);
};
Func <int, int> delFunc2 = a => ++ a;
DelMath delLambda0 = delegate(int i, int i1) { return(i + i1); };
delLambda0(3, 2);
DelMath delLambda1 = (i, i1) => { return(i + i1); };
delLambda1(3, 2);
DelMath delLambda2 = (i, i1) => i + i1;
delLambda2(3, 2);
Console.WriteLine(" 主线程是：{0}", Thread.CurrentThread.ManagedThreadId);
DelMath myDel = new DelMath(AddStatic);
//myDel(1,3)
IAsyncResult delResult = myDel.BeginInvoke(3, 4, null, 2);
while (!delResult.IsCompleted)
{
//主线程干其他事
}
int addResult = myDel.EndInvoke(delResult);
Console.WriteLine("主线程获得结果是：{0}", addResult);
myDelMath1 mdm = delegate(int a, int b, int c)
{
return(a + b + c);
};
Console.WriteLine(mdm(12, 13, 16));
}
//其中一个参数是委托
public int TT(DelMath del, int x, int y)
{
return del(x, y);
}
