mainstudent.java

java继承类的使用 java继承类的使用

/**
 * @(#)MainStudent.java
 *
 *
 * @author 
 * @version 1.00 2008/3/31
 */

import student.Student;
public class MainStudent {

    public MainStudent() {
    }
    
    public static void main (String[] args) {
    	//使用Student类创建两个Student对象
    	Student stu1=new Student("2008001","计算机1班","张三","男",24);
    	Student stu2=new Student("2008002","中药2班","李四","女",22);
    	//Student stu=new Student();
    	//输出这两个学生的信息
    	System.out.println("第一个学生的信息如下：");
    	System.out.println("学号："+stu1.getStuNo());
    	System.out.println("班级："+stu1.getStuClass());
    	System.out.println("姓名："+stu1.getStuName());
    	System.out.println("性别："+stu1.getStuSex());
    	System.out.println("年龄："+stu1.getStuAge());
    	System.out.println("第二个学生的信息如下：");
    	System.out.println("学号："+stu2.getStuNo());
    	System.out.println("班级："+stu2.getStuClass());
    	System.out.println("姓名："+stu2.getStuName());
    	System.out.println("性别："+stu2.getStuSex());
    	System.out.println("年龄："+stu2.getStuAge());
    	System.out.println();
    	//修改学号为2008001学生的姓名为王平
    	stu1.setStuName("王平");
    	//修改学号为2008002学生的年龄为26
    	stu2.setStuAge(26);
    	//输出修改后的两个学生的信息
    	System.out.println("输出修改后的两个学生的信息如下：");
    	System.out.println("第一个学生：");
    	System.out.println("学号："+stu1.getStuNo());
    	System.out.println("班级："+stu1.getStuClass());
    	System.out.println("姓名："+stu1.getStuName());
    	System.out.println("性别："+stu1.getStuSex());
    	System.out.println("年龄："+stu1.getStuAge());
    	System.out.println("第二个学生：");
    	System.out.println("学号："+stu2.getStuNo());
    	System.out.println("班级："+stu2.getStuClass());
    	System.out.println("姓名："+stu2.getStuName());
    	System.out.println("性别："+stu2.getStuSex());
    	System.out.println("年龄："+stu2.getStuAge());
    	System.out.println();
    	//输出学生的个数
    	System.out.println("学生个数为："+Student.stuCount());
    	//比较两个学生，并输出年龄较大的学生的信息
    	System.out.println();
    	System.out.println("年龄较大的是学生信息如下：");
    	if (stu1.getStuAge()>stu2.getStuAge())
    	{
    		System.out.println("学号："+stu1.getStuNo());
    	    System.out.println("班级："+stu1.getStuClass());
    	    System.out.println("姓名："+stu1.getStuName());
    	    System.out.println("性别："+stu1.getStuSex());
    	    System.out.println("年龄："+stu1.getStuAge());
    	}			
    	else
    		{
    		System.out.println("学号："+stu2.getStuNo());
    	    System.out.println("班级："+stu2.getStuClass());
    	    System.out.println("姓名："+stu2.getStuName());
    	    System.out.println("性别："+stu2.getStuSex());
    	    System.out.println("年龄："+stu2.getStuAge());
    	}
	}
    
}