/// <summary>
/// 求结果
/// </summary>
/// <param name="ar"></param>
/// <returns></returns>
public string EndRun(IAsyncResult ar)
{
if (ar == null)
{
throw new NullReferenceException("Arggument ar can't be null");
}
Console.WriteLine("【2】EndRun excuting");
return(_runDelegate.EndInvoke(ar));
}
public static void Main(){
RunDelegate runDelegate1 = new RunDelegate(Run);
RunDelegate runDelegate2 = new RunDelegate(Run);
IAsyncResult result1 = runDelegate1.BeginInvoke("Hello", null, null);
IAsyncResult result2 = runDelegate2.BeginInvoke("World!", null, null);
while(!(result1.IsCompleted && result2.IsCompleted)){
Console.Write(" - ");
Thread.Sleep(1000);
}
runDelegate1.EndInvoke(result1);
runDelegate2.EndInvoke(result2);
Console.WriteLine("\nMain thread exiting now...bye!");
} // end Main() method