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测试成功

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筱枫_Edward

#1 Created at ... [Delete] [Delete and Lock User]

class Screen(object):

@property
def width(self):
    return self._width

@width.setter
def width(self, value):
    self._width = value

@property
def height(self):
    return self._height

@width.setter
def height(self, value):
    self._height = value

@property
def resolution(self):
    return self._width * self._height

rmReson

#2 Created at ... [Delete] [Delete and Lock User]

为什么都要前面带一个 _ 呢，width和height，为啥要用_width呢

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