[Definition]
VARIANT_BOOL GetStrCardNumber([out] BSTR*ACardNumber)
[Usage]
Obtain the value of cardnumber of the SDK. Generally, this function can be used to obtain the card number of a user immediately after the user informatio
[Parameter]
AcardNumber
Card number
[ReturnValue]
Return True if it is successful, or return False.
[RelatedFunction]
GetUserInfo