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多选题
Which declarations of identifiers are legal?()
A

$persons

B

TwoUsers

C

*point

D

this

E

_endline


参考答案

参考解析
解析: Java的标识符可以以一个Unicode字符,下滑线(_),美元符($)开始,后续字符可以是前面的符号和数字,没有长度限制,大小写敏感,不能是保留字。
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