单选题:( )是Java中合法的标识符。
( )是Java中合法的标识符。 @[A](2)
A. fieldname
B. super
C. 3number
D. @number
A.fieldname
B.super
C.3number
D.@number
答案:A
A. fieldname
B. super
C. 3number
D. @number
A.fieldname
B.super
C.3number
D.@number
答案:A