题目内容
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[单选题]
函数wx.scanCode（Objectobject)的参数属性（)用于设置是否只能从相机扫码，不允许从相册选择图片。
A.onlyFromCamera
B.scanType
C.success
D.fail
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题目内容
（请给出正确答案）
如果结果不匹配，请 联系老师 获取答案
题目内容
（请给出正确答案）
A.onlyFromCamera
B.scanType
C.success
D.fail
如果结果不匹配，请 联系老师 获取答案
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