set,get方法对封装数据进行操作
例如:private float Screen
public void setScreen(float newScreen){ Screen= newScreen; }
public float getScreen(){ return Screen;}
调用时:
phone.setScreen(6.4f);
System.out.println("Screen:"+phone.getScreen());
2017-02-10 17:04:57
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set,get方法对封装数据进行操作
例如:private float Screen
public void setScreen(float newScreen){ Screen= newScreen; }
public float getScreen(){ return Screen;}
调用时:
phone.setScreen(6.4f);
System.out.println("Screen:"+phone.getScreen());
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赟赟呀2019-03-16 0
查看全部评论phone.Screen=6.4f; System.out.println("Screen:"+phone.Screen); 调用时,这样也能正常运行输出,请问封装了就一定要用set和get来操作数据吗?