摘要：
Virtual Functions and Inheritance This section presents the C++ code for a typical virtual function invocation scenario. This is then compared to the 阅读全文
摘要：
typedef void (* PF)(); 换成 typedef void (* PF)(int,int,...); typedef void (* PF)(,...); typedef void (* PF)(int,int,int*); 都可以 但是换成 typedef void (* PF) 阅读全文