ArrayList存储学生对象并遍历
package com.cheng.arraylist;
import java.util.ArrayList;
//集合存入学生对象并遍历
public class Demo04 {
public static void main(String[] args) {
//集合对象
ArrayList<Student> array = new ArrayList<>();
//学生对象
Student s1 = new Student("麦兜",20);
Student s2 = new Student("亚瑟",34);
Student s3 = new Student("马超",32);
//添加学生对象到集合
array.add(s1);
array.add(s2);
array.add(s3);
int i =array.size();
for (int j = 0; j < i; j++) {
Student s = array.get(j);
System.out.println(s.getName()+"\t"+s.getAge());//输出信息
}
}
}
class Student{
private String name;
private int age;
public Student(){
}
public Student(String name,int age){
this.name = name;
this.age = age;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
}

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