题目内容
(请给出正确答案)
[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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A.onlyFromCamera
B.scanType
C.success
D.fail
The object under the table is ______ 30 kilograms.
A.so heavy to
B.as heavy to
C.as heavy as
D.so heavy as
String s = new String("xyz");创建了几个String Object?
二者之间有什么区别?
A vessel or object being towed astern shall display a(n) ______.
A.forward masthead light
B.after masthead light
C.stern light
D.All of the above