下列属于合法标识符的为（）
A: while
B: _time
C: 500ms_time
D: main
A: while
B: _time
C: 500ms_time
D: main
B
举一反三
内容
- 0
下列属于Java语言合法标识符的是()。 A: _123 B: 8ain C: if D: main
- 1
下列标识符中，（ ）是不合法的标识符。 A: State0 B: 9Mda C: Not_and_0 D: Time$
- 2
– How often do you go to see your parents? --- __________. A: In no time B: After a while C: In a short time D: From time to time
- 3
The stock market main two sections are: A: Primary and secondary B: Real time and future time C: Primary and Real time D: Secondary and future time
- 4
下列标识中合法的用户标识符为___. A: year B: long C: 7xyz D: struct