//外部類HelloWorld
public?class?HelloWorld?{
????
????//?內部類Inner,類Inner在類HelloWorld的內部
????public?class?Inner?{
????????
????????//?內部類的方法
????????public?void?show()?{
????????????System.out.println("welcome?to?imooc!");
????????}
????????public?class?ASD{
????????????????public?void?shoe()?{
????????????System.out.println("welcome?to?imooc!");
????????}
????????}
????}
????
????public?static?void?main(String[]?args)?{
????????
????????//?創建外部類對象
????????HelloWorld?hello?=?new?HelloWorld();
????????//?創建內部類對象
????????Inner?i?=?hello.new?Inner();
????????ASD?q=hello.Inner.new?ASD();
????????//?調用內部類對象的方法
????????i.show();
????????q.shoe();
????}
}
2020-07-25
//?Yes.?And?I?modified?your?code?as?follows: //外部類HelloWorld public?class?HelloWorld?{ ???? ????//?內部類Inner,類Inner在類HelloWorld的內部 ????public?class?Inner?{ ???????? //?內部類的方法 public?void?show()?{ System.out.println("welcome?to?imooc!"); } public?class?Asd{ ????public?void?shoe(){ ????????System.out.println("wtf?!"); ????} } } ???? public?static?void?main(String[]?args)?{ ???????? ????????//?創建外部類對象 HelloWorld?hello?=?new?HelloWorld(); ????????//?創建內部類對象 Inner?i?=?hello.new?Inner(); //?創建內部類的內部對象 Inner.Asd?q?=?i.new?Asd(); ????????//?調用內部類對象的方法 i.show(); q.shoe(); } } /*?Try?it?in?your?editor?and?then?you?will?get?something?like: *?welcome?to?imooc! *?wtf?! */2020-07-20
可以的
2020-05-23
我還想問有沒有三維數組比如int scores[][][],但是計算機不答應了~
2020-03-09
你的想法是不錯,但是行不通,內部類中的類種類,不支持,可能是我的水平還不是太高吧
2020-02-25
應該不可以吧