20170221问题解析请点击今日问题下方的“【Java每日一题】20170222”查看
今日问题:
请问主程序输出结果是什么?(点击以下“【Java每日一题】20170222”查看20170221问题解析)
题目原发布于公众号、简书:[url=http://mp.weixin.qq.com/s?__biz=MzI4ODEyMTgwMA==&mid=2650163404&idx=1&sn=cfa40cb680f3a091dc18fc3ad6ef2c7b&chksm=f3c1de6bc4b6577daeff1e66bea067d491e43d0d6a492d312cc05ed2f456988b174571552b0a#rd]【Java每日一题】20170222[/url],[url=http://www.jianshu.com/p/5469af4398a8]【Java每日一题】20170222[/url] (也可以扫描头像二维码查看)
weknow团队已开通认证了[url=http://fd.zaih.com/tutor/587907715]分答[/url],有问题也可以来咨询,点击分答就可以找到我了!!
package Feb2017;
import java.util.Arrays;
public class Ques0222 {
public static void main(String[] args) {
Dog[] dogs01 = new Dog[2];
dogs01[0] = new Dog("01", "黑色");
dogs01[1] = new Dog("02", "白色");
Dog[] dogs02 = Arrays.copyOf(dogs01, dogs01.length);
// 修改dogs02中第二只狗颜色
dogs02[1].setColor("棕色");
// 打印dogs01中狗的颜色
for (int i = 0; i < dogs01.length; i++) {
System.out.println(dogs01[i]);
}
}
}
class Dog {
private String id;
private String color;
public Dog(String id, String color) {
super();
this.id = id;
this.color = color;
}
/* 省略getset方法 */
@Override
public String toString(){
return "编号:"+id+", 颜色:"+color;
}
}
今日问题:
请问主程序输出结果是什么?(点击以下“【Java每日一题】20170222”查看20170221问题解析)
题目原发布于公众号、简书:[url=http://mp.weixin.qq.com/s?__biz=MzI4ODEyMTgwMA==&mid=2650163404&idx=1&sn=cfa40cb680f3a091dc18fc3ad6ef2c7b&chksm=f3c1de6bc4b6577daeff1e66bea067d491e43d0d6a492d312cc05ed2f456988b174571552b0a#rd]【Java每日一题】20170222[/url],[url=http://www.jianshu.com/p/5469af4398a8]【Java每日一题】20170222[/url] (也可以扫描头像二维码查看)
weknow团队已开通认证了[url=http://fd.zaih.com/tutor/587907715]分答[/url],有问题也可以来咨询,点击分答就可以找到我了!!