枚举成员

- -- ! != * / & && % ^ ^^ + ++ < << <= = == > >= >> | ||

枚举成员

"-": 13
"--": 10
"!": 11
"!=": 0
"*": 14
"/": 15
"&": 19
"&&": 5
"%": 22
"^": 21
"^^": 9
"+": 12
"++": 8
"<": 17
"<<": 7
"<=": 2
"=": 16
"==": 1
">": 18
">=": 3
">>": 6
"|": 20
"||": 4