“物件导向”这个名词越来越热门，似乎不懂它的人都好像活在上古世界一



般的过时，但知其然者未必知其所以然，物件的定义为何？物件导向的设计哲学



精髓为何？这些问题并非是人人都能答得上来的。-" Object-oriented"　is the term more and more popular, it seems that people do not understand it seems to live in the ancient world in general out of date, but know these were not necessarily know why, objects to the definition? The essence of object-oriented design philosophy that? The problem is not everyone' s answer was up.