摘要： 经典款1 Func<int, int> jia = x => x + 2;2 MessageBox.Show(jia(3).ToString());加长款1 Func<int, string> jia2 = x =>2 {3 int i = 10;4 return (x + 2 + i).ToString();5 };6 MessageBox.Show(ji... 阅读全文