面向对象并不是C++才有的专利，C也能做到。这本书讲述的是怎么样用C来实现面向对象的思想，例如：封装、继承、多态等。该书为英文原版，PDF格式，适合打印收藏。-Object-oriented is not the C++ Only patented, C can be done. This book is about how to use C to realize the idea of object-oriented, such as: packaging, inheritance, poly