摘要:
class Dog(){ eat();}ArrayList myArrayList = new ArrayList(); Dog aDog = new Dog(); myArrayList.add(aDog); object d = myAr... 阅读全文
摘要:
import java.util.*;public class Dog { String name; public void eat() { System.out.println("吃骨头"); } public static void main... 阅读全文
摘要:
20151203,在fenby学习,有一课是object类,主要的点:object类是java中所有类的父类 阅读全文