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HashMap 和 Hashtable 的区别补充 #2395

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Mr-Write opened this issue May 19, 2024 · 0 comments
Open

HashMap 和 Hashtable 的区别补充 #2395

Mr-Write opened this issue May 19, 2024 · 0 comments

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@Mr-Write
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在 Java 集合（下）中，讲到了HashMap 和 Hashtable 的区别，可以再增加一点：
哈希值使用：HashTable 直接使用对象的 hashCode，而 HashMap 重新计算 hash 值（二次哈希）。
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@Mr-Write