Java集合类hashmap 的相关内容

java集合类史上最细讲解 - HashMap篇

1.HashMap的底层机制底层存放数据示意图：k，v是一个Node实现了Map.Entry<K,V>jdk8以上底层为数组+链表+红黑树2.HashMap源码解读解读代码：Map map = new HashMap(); // 添加键值对 map.put("no1","dahe"); ...

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更新时间 2023-07-24 14:16:50

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