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  • 4.23 第八周上机作业

    定义一个笔记本类,该类有颜色(char)和cpu
    型号(int)两个属性。 [必做题]
    • 3.2 输出笔记本信息的方法
    • 3.3 然后编写一个测试类,测试笔记本类的各个方法

    package test2;
    
    public class Notebook {
        char color;
        int cpu;
        
        public void show(){
            System.out.println("该笔记本的颜色是  " + color);
            System.out.println("该笔记本的cpu型号  " + cpu);
        }
        
    }
    package test2;
    
    public class book {
    
        public static void main(String[] args) {
            // TODO Auto-generated method stub
            Notebook a1 = new Notebook();
            a1.color = '白';
            a1.cpu = 1112;
            a1.show();
            
        }
    
    }

    一、定义两个类,描述如下: [必做题]
    • 5.1定义一个人类Person:
    • 5.1.1定义一个方法sayHello(),可以向对方发出问
    候语“hello,my name is XXX”
    • 5.1.2有三个属性:名字、身高、体重
    • 5.2定义一个PersonCreate类:
    • 5.2.1创建两个对象,分别是zhangsan,33岁,1.73
    ;lishi,44,1.74
    • 5.2.2分别调用对象的sayHello()方法。

    package test1;
    
    public class Person {
        String name;
        double height;
        double weight;
        int age;
        
        public void sayHello(){
            System.out.println("hello,my name is " + name );
            System.out.println("my height is " + height);
            System.out.println("my age is " + age);
        }
        
        
        
    }
    package test1;
    
    public class PersonCreate {
    
        public static void main(String[] args) {
            // TODO Auto-generated method stub
            Person p1 = new Person();
            Person p2 = new Person();     
            p1.name="zhangsan";
            p1.height=1.73;
            p1.age=33;
             
            p2.name="lishi";
            p2.height=1.74;
            p2.age=44;
             
            p1.sayHello();
            p2.sayHello();
        }
    
    }

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  • 原文地址:https://www.cnblogs.com/LSiyN/p/12761524.html
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