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  • stream.min

    package com.mayikt.stream;
    
    import com.mayikt.entity.UserEntity;
    
    import java.util.ArrayList;
    import java.util.Comparator;
    import java.util.Optional;
    import java.util.stream.Stream;
    
    /**
     * @ClassName Test12
     * @Author 蚂蚁课堂余胜军 QQ644064779 www.mayikt.com
     * @Version V1.0
     **/
    public class Test12 {
        public static void main(String[] args) {
    
            ArrayList<UserEntity> userEntities = new ArrayList<>();
            userEntities.add(new UserEntity("mayikt", 20));
            userEntities.add(new UserEntity("meite", 28));
            userEntities.add(new UserEntity("zhangsan", 35));
            userEntities.add(new UserEntity("liusi", 21));
            userEntities.add(new UserEntity("wangmazi", 19));
            userEntities.add(new UserEntity("xiaoke", 19));
            userEntities.add(new UserEntity("xiaoan", 21));
            Stream<UserEntity> stream = userEntities.stream();
            Optional<UserEntity> max = stream.min((o1, o2) -> o1.getAge() - o2.getAge());
            System.out.println(max.get());
        }
    }
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  • 原文地址:https://www.cnblogs.com/angdh/p/15596365.html
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