为了增加链接,几个月前Raymond Chen写了一篇关于C#迭代器的小系列文章: http://blogs.msdn.com/oldnewthing/archive/2008/08/12/8849519.aspx http://blogs.msdn.com/oldnewthing/archive/2008/08/13/8854601.aspx http://blogs.msdn.com/oldnewthing/archive/2008/08/14/8862242.aspx http://blogs.msdn.com/oldnewthing/archive/2008/08/15/8868267.aspx