如何使用ArrayList获得其他名称形式？

Question

import java.util.ArrayList;
public class StudentCollection {


public static void main(String[] args) {
    ArrayList<Student> student= new ArrayList<Student>();
    Student s1 = new Student("Micheal","Nashville",1987);
    Student s2 = new Student("Joshua","Tree",1990);
    Student s3 = new Student("Zach","Martin", 2000);
    Student s4 = new Student("Bob","Jackson",2008);


}

Answer 1

在Arraylist中，我们使用get方法从Arraylist中获取内容，例如