About operators
Arithmetic operators
Boolean operators
Logical (bitwise) operators
String operators
Pointer operators
Set operators
Relational operators
Class operators
The @ operator
Operator precedence rules
运算符
算术运算符
布尔运算符
逻辑（按位）运算符
串运算符
指针运算符
集合运算符
关系运算符
类运算符
地址（@）运算符
运算符优先规则
