# Set

set 语句用于定义脚本变量。这些变量可用来替代字符串，路径和驱动程序等。

语法：

Set variablename=string

示例 1:

`Set FileToUse=Data1.csv;`

示例 2:

`Set Constant="My 
 string";`

示例 3:

`Set 
 BudgetYear=2012;`

## 了解详情

* [Let](https://help.qlik.com/zh-CN/qlikview/September2025/Subsystems/Client/Content/QV_QlikView/Scripting/ScriptRegularStatements/Let.htm)
* [脚本变量](https://help.qlik.com/zh-CN/qlikview/September2025/Subsystems/Client/Content/QV_QlikView/Scripting/ScriptVariables.htm)