the keyword -- final

最新推荐文章于 2022-10-21 10:48:35 发布

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原文链接：http://www.cnblogs.com/yuweida/p/5509715.html

本文详细介绍了Java关键字final的使用方式及含义：1. final类不能被继承；2. final方法不允许被覆盖；3. final变量一旦给定则无法改变，但可以为空。深入理解final有助于提升Java编程水平。

java 关键字 final 意味不可改变

1.final类不能被继承

2.final方法不允许被覆盖

3.final变量一旦给定不法改变，可以为空白

转载于:https://www.cnblogs.com/yuweida/p/5509715.html

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