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面向对象 - Java那些事儿
source link: https://juejin.im/post/59d82456518825276f4a0963
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面试的时候，面试官问，你是怎么理解面向对象的编程？我想很多人会照着面试题来背吧，面向对象呀，不就是继承，封装，多态吗？注意，面试官问到这里，是想听听你对面向对象的理解，而不是让你来背概念。面向对象，是对现实世界的模拟，下图我们简单模拟了一个动物世界。面向对象的
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