interview20171103
来源：互联网 发布：php javascript 区别 编辑：程序博客网 时间：2024/05/26 09:55
群里的题目分享：
package interview20171103;/** * 不能装糊涂，敲敲，调试看下对象id的变化 * * @author zengwenfeng */public class Question02{int i = 1;String str = new String("1");char[] ch = {'1'};public static void main(String[] args){Question02 q = new Question02();q.change(q.i, q.str, q.ch);System.out.println(q);//112}public void change(int i, String str, char[] ch){i = 2;str = "2";ch[0] = '2';}public String toString(){return this.i + this.str + this.ch[0];}}
