package com.bwie.rk; import com.bwie.rk.pojo.Student; import org.springframework.boot.autoconfigure.SpringBootApplication; import java.util.ArrayList; import java.util.List; import java.util.stream.Stream; /** * @Author:杨鹏 * @Package:com.bwie.rk * @Project:yp_rikao88 * @name:TestApplication * @Date:2024/8/8 8:39 */ @SpringBootApplication public class TestApplication { public static void main(String[] args) { List list = new ArrayList<>(); // 1. 创建5名学生(Student)对象(编号,姓名,科目,分数)。(20分) Student student1 = new Student(1, "韩立", "数学", "99"); Student student2 = new Student(2, "紫灵", "数学", "99"); Student student3 = new Student(3, "南宫婉", "数学", "99"); Student student4 = new Student(4, "历飞宇", "数学", "99"); Student student5 = new Student(5, "曲魂", "数学", "99"); // 2. 将所有学生拼接字符串放入集合中,如:1,张三,语文,100 2,张三,数学,90。(30分) // 使用toString方法将对象拼接成字符串 String string1 = student1.toString(); String string2 = student2.toString(); String string3 = student3.toString(); String string4 = student4.toString(); String string5 = student5.toString(); // 将拼接好的对象放入到集合中 list.add(string1); list.add(string2); list.add(string3); list.add(string4); list.add(string5); //3. 使用stream操作集合并输出每个人的名字及其平均成绩。(30分) list.stream().forEach(lis ->{ System.out.println(lis); }); } }