集合实现对象排序的小结
时间: 2024-05-18 17:18:01 浏览: 54
集合实现对象排序有两种方式:实现Comparable接口和使用Comparator比较器接口。实现Comparable接口是指让对象自身实现Comparable接口并重写compareTo方法,然后在集合中添加对象时会根据compareTo方法的返回值进行排序。而使用Comparator比较器接口是指创建一个实现Comparator接口的比较器类,然后在集合中添加对象时通过比较器类的compare方法来进行排序。通过这两种方式,我们可以实现对集合中的对象按照指定的排序规则进行排序。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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