JAVA多态成员特性

public class DuoTaiDemo {/** * @param args */public static void main(String[] args) {// TODO Auto-generated method stubFu fu = new Zi();fu.method();fu.method2();fu.method4();//fu.method3();System.out.println(fu.num);System.out.println();Zi zi = new Zi();zi.method();zi.method2();zi.method3();zi.method4();System.out.println(zi.num);}}abstract class Fu{int num = 5;void method(){System.out.println("fu method");}void method2(){System.out.println("fu method2");}static void method4(){System.out.println("fu method4");}}class Zi extends Fu{int num = 8;void method(){System.out.println("zi method");}void method3(){System.out.println("zi method3");}static void method4(){System.out.println("zi method4");}}

zi method
fu method2
fu method4
5


zi method
fu method2
zi method3
zi method4
8