摘要： Action[] tmp = new Action[3];for (int i = 0; i Console.WriteLine(i);}Array.ForEach(tmp, m => m());Console.Read();猜猜打印结果会是啥，012 ?结果吓一跳自己仔细想想差不多明白了，闭包是嵌套的，外面一级变量i在作用域里，所以他会返回i最后的值。修改了下Action[] tmp = new Action[3];for (int i = 0; i Console.WriteLine(j);}Array.ForEach(tmp, m => m());Console.Read() 阅读全文