# process.env_remove

## Function

Removes a key from a configured environment variable.

## Syntax

```bt
process(program).env_remove(key)
```

## Parameters

| Parameters | Type | Required | Default value | Description |
| ------ | ------ | ------ | ------ | ------ |
| key | Any | No | None | The name of the environment variable to delete. |

## Return value

| Type | Description |
| ------ | ------ |
| Process | Returns the new process builder. |

## Example

```bt
cmd = process('cmd').env('BT_ENV', '1').env_remove('BT_ENV')
result = cmd.get_envs()

// Output: {}
print result
```

## Notes

- Only delete envs configured through the current Process object.