Java面试equals区别的相关内容

【Java面试宝典】常用类中的方法重写|equals方法与逻辑运算符==的区别

1、常用类(Object)概述常用类是所有类的父类一个类如果如果没有显式声明父类，则一定直接继承自ObjectObject类中存放着所有类都必须拥有的内容，子类可以根据需要对继承的方法进行重写2、五种常用方法与部分方法重写示例1.getClass()：获取引用的实际对象类型2.int hashCod...

Java面试（==和 equals 的区别）（重载和重写的区别）

== 的作用基本类型：比较的就是值是否相同引用类型：比较的就是地址值是否相同equals 的作用引用类型：默认情况下，比较的是地址值。特点：String、Integer、Date 这些类库中 equals 被重写，比较的是内容而不是地址==：比较的是两个字符串内...

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更新时间 2023-06-30 13:58:20

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