JAVA的面向对象编程--- --课堂笔记

面向对象主要针对面向过程。

面向过程的基本单元是函数。



什么是对象：EVERYTHING IS OBJECT（万物皆对象）



所有的事物都有两个方面：

有什么（属性）：用来描述对象。

能够做什么（方法）：告诉外界对象有那些功能。

后者以前者为基础。

大的对象的属性也可以是一个对象。

-JAVA' s object-oriented programming-------- lecture notes object-oriented process-oriented focus. The basic unit is a process-oriented function. What is the object: EVERYTHING IS OBJECT (everything is an object) all things have two aspects: (attribute): used to describe objects. What can be done (methods): tell the outside object. The latter former is basis. The large object attributes can also be an object.