> For the complete documentation index, see [llms.txt](https://docs.getlaika.app/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.getlaika.app/docs/docs-cn/ji-chu/lai-ka-huan-jing.md).

# 莱卡环境

### 创建新环境并定义变量。

点击 **\[ Environment ]**  按钮

![](/files/NGpOqu5wZzBhg9PcMaW6)

点击新建 **\[ New ]** 一个环境space

![](/files/enXunRI1Sb3hcjIGhLha)

命名环境，然后通过单击 \[+] 按钮在该环境中添加一个新变量。 命名环境变量时。 您的变量必须满足此规则。 

* 以字母 (a-z,A-Z) 或下划线 (*) 开头* 
* *由字母 (a-z,A-Z)、下划线 (*) 或数字 (0-9) 组成 

`注意：同一环境中的两个变量不能重名。`

然后点击 **\[ Create ]**按钮

![](/files/xiZofBrek1Hk8kjtW8lt)

就是这样！

### 使用环境中的变量

通过选择UI右上角的环境下拉菜单来选择你想要使用的环境。

![](/files/aLg5veu0GBrvV8q8gwyj)

然后，挑选你要使用的环境。

![](/files/2Hqj4QGyYVeEQhIG5uPo)

在您要在请求中能够使用来自该环境的变量时， 将环境中的变量名以 {{变量名}} 的形式使用

提示：使用环境变量的输入表单时会有一个建议下拉列表，您可以轻松识别和使用它们。

![](/files/f6U3PQnQtEF2zYvKMMHi)


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