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https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#看完这篇-hashmap和面试官扯皮就没问题了
看完这篇 HashMap，和面试官扯皮就没问题了https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#%E7%9C%8B%E5%AE%8C%E8%BF%99%E7%AF%87-hashmap%E5%92%8C%E9%9D%A2%E8%AF%95%E5%AE%98%E6%89%AF%E7%9A%AE%E5%B0%B1%E6%B2%A1%E9%97%AE%E9%A2%98%E4%BA%86
HashMap 概述https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E6%A6%82%E8%BF%B0
HashMap 和 HashTable 的区别https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E5%92%8C-hashtable-%E7%9A%84%E5%8C%BA%E5%88%AB
相同点https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#%E7%9B%B8%E5%90%8C%E7%82%B9
不同点https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#%E4%B8%8D%E5%90%8C%E7%82%B9
HashMap 和 HashSet 的区别https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E5%92%8C-hashset-%E7%9A%84%E5%8C%BA%E5%88%AB
HashMap 底层结构https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E5%BA%95%E5%B1%82%E7%BB%93%E6%9E%84
AbstractMap 类https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#abstractmap-%E7%B1%BB
Map 接口https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#map-%E6%8E%A5%E5%8F%A3
重要内部类和接口https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#%E9%87%8D%E8%A6%81%E5%86%85%E9%83%A8%E7%B1%BB%E5%92%8C%E6%8E%A5%E5%8F%A3
Node 接口https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#node-%E6%8E%A5%E5%8F%A3
KeySet 内部类https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#keyset-%E5%86%85%E9%83%A8%E7%B1%BB
Values 内部类https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#values-%E5%86%85%E9%83%A8%E7%B1%BB
EntrySet 内部类https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#entryset-%E5%86%85%E9%83%A8%E7%B1%BB
HashMap 1.7 的底层结构https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-17-%E7%9A%84%E5%BA%95%E5%B1%82%E7%BB%93%E6%9E%84
HashMap 1.8 的底层结构https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-18-%E7%9A%84%E5%BA%95%E5%B1%82%E7%BB%93%E6%9E%84
HashMap 重要属性https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E9%87%8D%E8%A6%81%E5%B1%9E%E6%80%A7
HashMap 构造函数https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E6%9E%84%E9%80%A0%E5%87%BD%E6%95%B0
讲一讲 HashMap put 的全过程https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#%E8%AE%B2%E4%B8%80%E8%AE%B2-hashmap-put-%E7%9A%84%E5%85%A8%E8%BF%87%E7%A8%8B
Hash 函数https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hash-%E5%87%BD%E6%95%B0
扩容机制https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#%E6%89%A9%E5%AE%B9%E6%9C%BA%E5%88%B6
讲一讲 get 方法全过程https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#%E8%AE%B2%E4%B8%80%E8%AE%B2-get-%E6%96%B9%E6%B3%95%E5%85%A8%E8%BF%87%E7%A8%8B
HashMap 的遍历方式https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E7%9A%84%E9%81%8D%E5%8E%86%E6%96%B9%E5%BC%8F
HashMap 中的移除方法https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E4%B8%AD%E7%9A%84%E7%A7%BB%E9%99%A4%E6%96%B9%E6%B3%95
关于 HashMap 的面试题https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#%E5%85%B3%E4%BA%8E-hashmap-%E7%9A%84%E9%9D%A2%E8%AF%95%E9%A2%98
HashMap 的数据结构https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E7%9A%84%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84
HashMap 的 put 过程https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E7%9A%84-put-%E8%BF%87%E7%A8%8B
HashMap 为啥线程不安全https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E4%B8%BA%E5%95%A5%E7%BA%BF%E7%A8%8B%E4%B8%8D%E5%AE%89%E5%85%A8
HashMap 是如何处理哈希碰撞的https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E6%98%AF%E5%A6%82%E4%BD%95%E5%A4%84%E7%90%86%E5%93%88%E5%B8%8C%E7%A2%B0%E6%92%9E%E7%9A%84
HashMap 是如何 get 元素的https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E6%98%AF%E5%A6%82%E4%BD%95-get-%E5%85%83%E7%B4%A0%E7%9A%84
HashMap 和 HashTable 有什么区别https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E5%92%8C-hashtable-%E6%9C%89%E4%BB%80%E4%B9%88%E5%8C%BA%E5%88%AB
HashMap 和 HashSet 的区别https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E5%92%8C-hashset-%E7%9A%84%E5%8C%BA%E5%88%AB-1
HashMap 是如何扩容的https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E6%98%AF%E5%A6%82%E4%BD%95%E6%89%A9%E5%AE%B9%E7%9A%84
HashMap 的长度为什么是 2 的幂次方https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E7%9A%84%E9%95%BF%E5%BA%A6%E4%B8%BA%E4%BB%80%E4%B9%88%E6%98%AF-2-%E7%9A%84%E5%B9%82%E6%AC%A1%E6%96%B9
HashMap 线程安全的实现有哪些https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-%E7%BA%BF%E7%A8%8B%E5%AE%89%E5%85%A8%E7%9A%84%E5%AE%9E%E7%8E%B0%E6%9C%89%E5%93%AA%E4%BA%9B
后记https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#%E5%90%8E%E8%AE%B0
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-概述
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-和-hashtable-的区别
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#相同点
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#不同点
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https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-和-hashset-的区别
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-底层结构
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https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#abstractmap-类
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#map-接口
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#重要内部类和接口
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#node-接口
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#keyset-内部类
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https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#entryset-内部类
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https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-17-的底层结构
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https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-18-的底层结构
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https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-重要属性
https://camo.githubusercontent.com/34ba3f25d6839f5057881d7a6b881ddc75cbdd1dd3577bec84c91a6c5dc22936/68747470733a2f2f696d67323032302e636e626c6f67732e636f6d2f626c6f672f313531353131312f3230323030362f313531353131312d32303230303632333133353435373337332d313137343232383930302e706e67
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https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-构造函数
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#讲一讲-hashmap-put-的全过程
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hash-函数
https://camo.githubusercontent.com/a013a9cb570875cb8c3a8dc34b74bcab979bf430c08ebeecef14adc7124cdaf2/68747470733a2f2f696d67323032302e636e626c6f67732e636f6d2f626c6f672f313531353131312f3230323030362f313531353131312d32303230303632333133353534323133352d323132303336303237352e706e67
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https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#扩容机制
https://camo.githubusercontent.com/c2ee6608899f2e70a7b8d4cd0b9d7c6b2aefda63896cc2212f6617000d26cf11/68747470733a2f2f696d67323032302e636e626c6f67732e636f6d2f626c6f672f313531353131312f3230323030362f313531353131312d32303230303632333133353630343539322d313530343936323036302e706e67
https://camo.githubusercontent.com/8159f714331cc9279182289c1064397a264513fbac3e56a434bb70ad6f17aac0/68747470733a2f2f696d67323032302e636e626c6f67732e636f6d2f626c6f672f313531353131312f3230323030362f313531353131312d32303230303632333133353631343638362d3233383831313438372e706e67
https://camo.githubusercontent.com/4348952220c3f8a0ea5512936abf42d9a0569f2d35779b7122631877ada44f3f/68747470733a2f2f696d67323032302e636e626c6f67732e636f6d2f626c6f672f313531353131312f3230323030362f313531353131312d32303230303632333133353632323135302d313134393830303338332e706e67
https://camo.githubusercontent.com/c57feefd6a5088c5778cbb1ee5776fb7e7bd99fbd6e7fa72ded6322f074410ae/68747470733a2f2f696d67323032302e636e626c6f67732e636f6d2f626c6f672f313531353131312f3230323030362f313531353131312d32303230303632333133353633333930342d3735313437303035382e706e67
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#讲一讲-get-方法全过程
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https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-的遍历方式
https://camo.githubusercontent.com/ab000ec335960da2327ca9cf18cab5d8ec6de377f1370e83a4e91772a1d73853/68747470733a2f2f696d67323032302e636e626c6f67732e636f6d2f626c6f672f313531353131312f3230323030362f313531353131312d32303230303632333133353730333839382d3330383734383733302e706e67
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-中的移除方法
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#关于-hashmap-的面试题
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-的数据结构
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-的-put-过程
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-为啥线程不安全
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-是如何处理哈希碰撞的
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-是如何-get-元素的
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-和-hashtable-有什么区别
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-和-hashset-的区别-1
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-是如何扩容的
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-的长度为什么是-2-的幂次方
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#hashmap-线程安全的实现有哪些
https://github.com/alijunjun/bestJavaer/blob/master/java-basic/java-hashmap.md#后记
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