2023年11月9日

Set&List&Map

摘要: Map 概述 An object that maps keys to values. A map cannot contain duplicate keys; each key can map to at most one value. Map将key映射到value; Map的key不能重复,每个 阅读全文

posted @ 2023-11-09 19:39 anpeiyong 阅读(5) 评论(0) 推荐(0) 编辑

Set---HashSet-LinkedHashSet

摘要: 概述 Hash table and linked list implementation of the <tt>Set</tt> interface, with predictable iteration order. This implementation differs from <tt>Has 阅读全文

posted @ 2023-11-09 11:24 anpeiyong 阅读(9) 评论(0) 推荐(0) 编辑

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