標准格式包含: 私有屬性 無參構造 有參構造 setter 和getter 需求中的方法 需求一： 員工類Employee 屬性：姓名name,工號id,工資salary 行為：顯示所有成員信息的方法show() 需求二： 動物類Animal 屬性:姓名name,年齡age 行為:吃飯

 

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// 員工類

public class Employee {
    private String name;
    private int id;
    private double salary;

    public void show() {
        System.out.println(name+"\t"+id+"\t"+salary);
    }
    public Employee() {

    }
    public Employee(String name, int id, double salary) {
        this.name = name;
        this.id = id;
        this.salary = salary;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public int getId() {
        return id;
    }
    public void setId(int id) {
        this.id = id;
    }
    public double getSalary() {
        return salary;
    }
    public void setSalary(double salary) {
        this.salary = salary;
    }
}

// 動物類
public class Animal {
    private String name;
    private int age;

    public Animal() {
        
    }
    public Animal(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;
    }
    public void eat() {
        System.out.println("吃飯");
    }
    public void sleep() {
        System.out.println("睡覺");
    }
}

//人類

public class Person {
    private String name;
    private int age;
    private String gender;

    public Person() {
        
    }
    public Person(String name, int age, String gender) {
        this.name = name;
        this.age = age;
        this.gender = gender;
    }
    
    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 getGender() {
        return gender;
    }

    public void setGender(String gender) {
        this.gender = gender;
    }

    public void study() {
        System.out.println("學習");
    }

    public void sleep() {
        System.out.println("睡覺");
    }
}

//測試類

public class TestA {
    public static void main(String[] args) {

        Animal a = new Animal("藏獒",50);
        System.out.println(a.getName());
        System.out.println(a.getAge());
        a.eat();
        a.sleep();
        System.out.println("============================");
        Employee e = new Employee("張三",20190316,20);
        e.show();
        System.out.println("============================");
        Person p = new Person("李四",30,"男");
        System.out.println(p.getName());
        System.out.println(p.getAge());
        System.out.println(p.getGender());
        p.study();
        p.sleep();
    }
}