用数组的语法定义就可以了呀,或者直接用 List 列表。参考:
import java.util.Scanner;
public class Student {
private String id;
private int age;
private double score;
public Student(String id, int age, double score) {
super();
this.id = id;
this.age = age;
this.score = score;
}
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public double getScore() {
return score;
}
public void setScore(double score) {
this.score = score;
}
public static void main(String[] args) {
//定义数组
Student [] students = new Student[10];
Scanner in = new Scanner(System.in);
for(int i=0;i<students.length;i++) {
System.out.println("学号:");
String id = in.nextLine();
System.out.println("年龄:");
int age = in.nextInt();
System.out.println("分数:");
double score = in.nextDouble();
//数组元素赋值
Student student = new Student(id,age,score);
students[i] = student;
}
in.close();
}
}