题目内容

用于扫码的API函数是（）

A. wx.onMemoryWarning(function callback)
B. wx.makePhoneCall(Object object)
C. wx.addPhoneContact(Object object)
D. wx.scanCode(Object object)

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A. wx.scanCode(Object object)
B. wx.makePhoneCall(Object object)
C. wx.onMemoryWarning(function callback)
D. wx.addPhoneContact(Object object

A. fail
B. scanType
C. onlyFromCamera
D. success

A. onlyFromCamera
B. success
C. fail
D. scanType

A. barCode
B. pdf417
C. qrCode
D. datamatrix