本内容遵循CC 4.0 BY-SA版权协议 在Java集合框架中，Map接口扮演着键值对存储的核心角色。与List、Set等集合不同，Map存储的是键值对（Key-Value Pair）映射关系，这种数据结构在日常开发中极为常见。

本内容遵循CC 4.0 BY-SA版权协议 在Java开发中，Map接口及其实现类就像程序员口袋里的瑞士军刀，几乎每天都要用到。但很多开发者对HashMap、TreeMap和Hashtable的区别仅停留在"知道用哪个"的层面 ...

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