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【Java用法】java 8两个List集合取交集、并集、差集、去重并集

在业务的开发过程中会经常用到两个List集合相互取值的情况，于是记录在此，方便后续使用哦~~~public class ListTest { public static void main(String[] args) { ArrayList<String> listA = Collec...

Java Stream处理2个List集合取交集、并集、差集

package com.example.demo; import java.util.ArrayList;import java.util.List; import static java.util.stream.Collectors.toList; /** @author xuezj@date 2...

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java 获取两个List集合的交集

获取两个List集合的交集可以使用Java中的retainAll方法来获取两个List的交集：假设有两个List类型的集合list1和list2，代码如下：List<String> list1 = new ArrayList<>(); list1.add("apple"); ...

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