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Set Env Var

docs/current_docs/partials/cookbook/containers/_set-env-var.mdx

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Set environment variables in a container

The following Dagger Function demonstrates how to set a single environment variable in a container.

<Tabs groupId="language" queryString="sdk"> <TabItem value="go" label="Go">
go
</TabItem> <TabItem value="python" label="Python">
python
</TabItem> <TabItem value="typescript" label="TypeScript">
typescript
</TabItem> <TabItem value="php" label="PHP">
php
</TabItem> </Tabs>

The following Dagger Function demonstrates how to set multiple environment variables in a container.

<Tabs groupId="language" queryString="sdk"> <TabItem value="go" label="Go">
go
</TabItem> <TabItem value="python" label="Python">
python
</TabItem> <TabItem value="typescript" label="TypeScript">
typescript
</TabItem> </Tabs>

Example

Set a single environment variable in a container:

<Tabs groupId="shell"> <TabItem value="System shell"> ```shell dagger -c set-env-var ``` </TabItem> <TabItem value="Dagger Shell"> ```shell title="First type 'dagger' for interactive mode." set-env-var ``` </TabItem> <TabItem value="Dagger CLI"> ```shell dagger call set-env-var ``` </TabItem> </Tabs>

Set multiple environment variables in a container:

<Tabs groupId="shell"> <TabItem value="System shell"> ```shell dagger -c set-env-vars ``` </TabItem> <TabItem value="Dagger Shell"> ```shell title="First type 'dagger' for interactive mode." set-env-vars ``` </TabItem> <TabItem value="Dagger CLI"> ```shell dagger call set-env-vars ``` </TabItem> </Tabs>