java创建四个学生对象代码
时间: 2024-05-01 19:23:41 浏览: 20
以下是创建四个学生对象的Java代码示例:
```java
public class Student {
private String name;
private int age;
private String grade;
// 构造方法
public Student(String name, int age, String grade) {
this.name = name;
this.age = age;
this.grade = grade;
}
// getter 和 setter 方法
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;
}
public String getGrade() {
return grade;
}
public void setGrade(String grade) {
this.grade = grade;
}
}
public class Main {
public static void main(String[] args) {
// 创建四个学生对象
Student student1 = new Student("张三", 18, "高一");
Student student2 = new Student("李四", 17, "高二");
Student student3 = new Student("王五", 16, "高三");
Student student4 = new Student("赵六", 15, "初一");
}
}
```
在上面的代码中,我们先定义了一个 `Student` 类,包含了学生的名字、年龄和年级属性,以及一个构造方法和 getter/setter 方法。然后在 `Main` 类中,我们创建了四个 `Student` 对象,并将它们分别赋值给了 `student1`、`student2`、`student3` 和 `student4` 变量。