摘要:
大致看完这篇文章,感觉非常好,人家才四年C++,已经达到此水平,佩服。原文位于:http://www.artima.com/cppsource/cooperative_visitor.htmlThis article presents a flexible and efficient variation of the Visitor design pattern in C++ that accommodates arbitrary argument and return types.The Visitor pattern provides a way to add new polymorphi 阅读全文