StatStream

标签：statistics StatStream System 列表 println java out

package com.shrimpking.t3;

import java.util.Arrays;
import java.util.IntSummaryStatistics;
import java.util.List;

/**
 * Created by IntelliJ IDEA.
 *
 * @Author : Shrimpking
 * @create 2024/9/11 16:57
 */
public class StatStream
{
    public static void main(String[] args)
    {
        List<Integer> list = Arrays.asList(1,2,5,4,7,3,5,2,6);
        IntSummaryStatistics statistics = list.stream()
                .mapToInt( x -> x)
                .summaryStatistics();
        System.out.println("列表中元素的数目=" + statistics.getCount());
        System.out.println("列表中最大的数=" + statistics.getMax());
        System.out.println("列表中最小的数=" + statistics.getMin());
        System.out.println("列表中所有数之和=" + statistics.getSum());
        System.out.println("列表中数的平均值=" + statistics.getAverage());

    }
}

标签：statistics,StatStream,System,列表,println,java,out
From： https://blog.51cto.com/u_15356972/12016826