day7 test05
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package day7;class Person2{public void run(){System.out.println("run() in Person");}public Person2 getInstance(){return new Person2();}}class Student2 extends Person2{public void run(){System.out.println("chou yi gen");super.run();}public Student2 getInstance(){return new Student2();}}public class test05 {public static void main(String args[]){Student2 stu = new Student2();stu.run();//stu.getInstance();run(stu);}static void run(Person2 p){//Person2 person = p.getInstance();p.run();}}
