Java高新技术枚举的相关内容

文章 2022-02-16 来自：开发者社区

Java高新技术1---增强for循环 ---装箱与拆箱享元设计模式--自己写枚举--可变长度的参数

其实这些知识是我在看张孝祥老师的Java视频的时候记录的 ,我可以负责任的说对于入门人员来说这部视频是精粹，可以 3天内带你进入 Java的另一个境界。话不多说 ,不信自己去看吧。。 1、可变长度的参数 Java 中允许以 ...代替可变长度的参数,从而减少方法的重载次数 ...

文章 2022-02-16 来自：开发者社区

Java高新技术2--JAVA中枚举的各种应用以及单例模式

在C/C++中枚举是一种构造数据类型 ,在java中枚举的实质是一个类但是默认是没有构造方法的但是我们可以为其添加构造方法但是必须是私有的 .方法列表要在元素列表之下。其实在 Java类中定义枚举就是定义内部类 . 内部类和外部类根据权限的不同访问修饰符也不一样。在c/c++中使用枚举 enum WeekDay={Mon...

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更新时间 2024-06-07 12:59:55

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