demojava

对对象的引用指向的描述package oo.day02; public class Demo { public static void main(String[] args) { /* Cell c = new Cell(); Cell cc = c; //指向同一个对象 cc.row = 5; c.row = 8; System.out.println(cc.row); //8 int num = 8; int num2 = num; //赋值 num2 = 88; System.out.println(num); //8 */