# 8. 运算符相关话题

## 本章目录

* [8.1 运算符](/shell/part2/08_operations_and_related_topics/08_1_operators.md)
* [8.2 数字常量](/shell/part2/08_operations_and_related_topics/08_2_numerical_constants.md)
* [8.3 双圆括号结构](/shell/part2/08_operations_and_related_topics/08_3_the_double_parentheses_construct.md)
* [8.4 运算符优先级](/shell/part2/08_operations_and_related_topics/08_4_operator_precedence.md)


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