# CapturedEnvironmentVariable

- Module: [Aspire.Hosting.Docker](/reference/api/typescript/aspire.hosting.docker.md)
- Version: `13.3.0`
- Kind: `handle`
- Source: [GitHub](https://github.com/microsoft/aspire)

## Definition

```typescript
interface CapturedEnvironmentVariable {
  defaultValue: string;
  description: string;
  source: ContainerPortReference;
}
```

## Properties

- `defaultValue`: `string` `get - set` -- Gets the DefaultValue property
- `description`: `string` `get - set` -- Gets the Description property
- `source`: `ContainerPortReference` `get - set` -- Gets the Source property