异步编程1-异步委托

static void Main(string[] args) { Func<int, int, int> addFunc = (a, b) => a+b;

addFunc.BeginInvoke(5, 6, new AsyncCallback((ar) => { var func= ar.AsyncState as Func<int, int, int>; Console.WriteLine(func.EndInvoke(ar)); }), addFunc);

Console.ReadKey(); }