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2 changes: 1 addition & 1 deletion Java相关/ArrayList.md
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  ArrayList 继承了AbstractList,实现了List。它是一个数组队列,提供了相关的添加、删除、修改、遍历等功能。

  ArrayList 实现了**RandmoAccess 接口**,即提供了随机访问功能。RandmoAccess 是 Java 中用来被 List 实现,为 List 提供**快速访问功能**的。在 ArrayList 中,我们即可以通过元素的序号快速获取元素对象,这就是快速随机访问。
  ArrayList 实现了**RandomAccess 接口**,即提供了随机访问功能。RandomAccess 是 Java 中用来被 List 实现,为 List 提供**快速访问功能**的。在 ArrayList 中,我们即可以通过元素的序号快速获取元素对象,这就是快速随机访问。

  ArrayList 实现了**Cloneable 接口**,即覆盖了函数 clone(),**能被克隆**

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