查人人中国名人网地下通道国语百度网盘:SCJP题库上的一个选项这样写道
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B)The instanceof operator can be used to determine if a referance is an intance of a particular primitive wrapper class.
C)The instanceof operator will only determine if a referance is an instance of a class immediately above in the hierarchy but no further up the inheritance chain.
这两句话都是什么意思？
C)The instanceof operator will only determine if a referance is an instance of a class immediately above in the hierarchy but no further up the inheritance chain.
这两句话都是什么意思？