protected

package oo.day05.vis; import oo.day05.Aoo; public class Coo { // 演示同包 void show(){ Aoo o = new Aoo(); o.a = 1; //o.b = 2; //o.c = 3; //o.d = 4; } } class Doo extends Aoo{ // 演示protected void show(){ a

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