摘要: 参考:Abstract and Sealed Classes and Class Members (C# Programming Guide).public abstract class A{ // Class members here.}abstract :必须被继承.public abstract class A{ public abstract void DoWork(int i... 阅读全文
posted @ 2007-01-05 09:31 黑星 阅读(1473) 评论(0) 推荐(1) 编辑