面向对象编程——四大支柱
原文英文，约2000词，阅读约需8分钟。发表于：。We are back again to talk about object-oriented programming. In the first article, we talk about the history of the paradigm and some basic concepts. It's a good idea to read this article before...
文章介绍了面向对象编程的四大支柱：抽象、封装、继承和多态。通过银行应用案例，说明如何用Java实现这些概念。抽象简化代码，封装保护数据，继承共享属性和方法，多态提升灵活性。理解这些概念有助于优化编程决策。
