下列java代码中Test类中的四个输出语句的输出结果依次是() class Person{ String name="person"; public void shout(){ System.out.print(name); } } class Student extends Person{ String name="student"; String school="school"; } class Test{ public static void main(String[]args){ Person p=new Student(); System.out.print(p instanceof Student); System.out.print(p instanceof Person); System.out.print(p instanceof Object); System.out.print(p instanceof System); } }
A:true、false、true、false
B:false、true、false、false
C:true true true 编译错误
D:true true false 编译错误
发布时间:2024-03-31 19:40:17