package com.immoc;
import com.immoc.Telphone;
public class Telphone{
private float screen;//屏幕大小
private float cpu;
private float mem;//內(nèi)存大小
?public Telphone(float newScreen,float newCpu,float newMem){
??screen=newScreen;
??cpu=newCpu;
??mem=newMem;
?}
public static void main(String[] args) {
??Telphone phone2=new Telphone(5.0f,1.4f,2.0f);
??phone2.cpu=6.0f;
??System.out.println("screen:"+phone2.screen);
???? System.out.println("cpu:"+phone2.cpu);
??System.out.println("mem:"+phone2.mem);
?}
}

我不是封裝了嗎？ 為何簡簡單單一改便成功了 輸出數(shù)據(jù)cpu是6.0