摘要: class Element{public: Element(string str) :m_name(str) {} virtual void accept(visitor * pVist) = 0; string getName(void) { return m_name; }private: st 阅读全文
posted @ 2021-09-16 19:22 落叶满空山 阅读(22) 评论(0) 推荐(0) 编辑