3 回答
qq_青棗工作室_0
TA貢獻(xiàn)446條經(jīng)驗(yàn) 獲得超754個(gè)贊
需要額外增加一個(gè)Interface接口才行。
class?Test??
{
public?static?void?main?(String[]?args)
{
????Test?t?=?new?Test();
????MyInner?inner?=?t.getInner();
????inner.innerTest();
}
public?MyInner?getInner()?{
????class?Inner?implements?MyInner{
????????public?void?innerTest()?{
????????????System.out.println("innerTest");
????????}
????}
????return?new?Inner();
}
}
interface?MyInner{
????void?innerTest();
}
肥冰
TA貢獻(xiàn)101條經(jīng)驗(yàn) 獲得超60個(gè)贊
class?Outer{??//定義一個(gè)外部類
private?String?msg="Hello?World!";
public?void?fun(){
class?Inner{?//定義一個(gè)內(nèi)部類
???public?void?print(){
??System.out.println(Outer.this.msg);
??}
}
?new?Inner().print();
}
}
public?class?TestOuter?{
public?static?void?main(String[]?args)?{
new?Outer().fun();
}
}添加回答
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