已知有一個Worker 類如下： public class Worker { private int age; private String name; private double salary; public Worker (){} public Worker (String nam

package homework006;

public class Worker {
    private int age;
    private String name;
    private double salary;

    public Worker() {
    }

    public Worker(String name, int age, double salary) {
        this.name = name;
        this.age = age;
        this.salary = salary;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public double getSalary() {
        return salary;
    }

    public void setSalary(double salary) {
        this.salary = salary;
    }

    public void work() {
        System.out.println(name + "  work");
    }

    @Override
    public String toString() {
        return "Worker [age=" + age + ", name=" + name + ", salary=" + salary + "]";
    }
    
}

package homework006;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;



public class Ls {

    public static void main(String[] args) {
        // TODO 自動生成的方法存根
        
        List<Worker> list = new ArrayList<>();
        
        list.add(new Worker("張三",18,3000));
        list.add(new Worker("李四",25,3500));
        list.add(new Worker("王五",22,3200));
        
        list.add(new Worker("趙六",24,3400));
        
        list.remove(2);
                
        for(int i = 0;i<list.size();i++)
        {
            System.out.println(list.get(i));
        }
        
        
        
        Iterator<Worker> it = list.iterator();
        while(it.hasNext())
        {
            Worker wk = it.next();
            wk.work();
        }

    }

}