算术运算符
关系运算符
逻辑运算符
位运算符
赋值运算符
= += -= *= /= %= <<= >>= &= ^= |=
=
+=
-=
*=
/=
%=
<<=
>>=
&=
^=
|=
其他运算符
if switch select
if
switch
select
https://github.com/datawhalechina/go-talent/blob/master/3.运算符、控制语句.md