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Java遍历Set集合的几种方法
在Java中,List常用于存储有序数据,允许元素重复。但当需要避免重复元素时,Set集合便派上用场,它能确保集合中的每个元素唯一,非常适合去重场景。 1、 通常我们先创建一个测试程序,虽显多余,却是必要步骤。 2、 创建一个String类型的Set集合,并向其中 ...
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