# withReferenceEnvironment

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

Configures which reference values are injected into environment variables

## Definition

```typescript
interface ContainerResource {
  // ... omitted for brevity
  withReferenceEnvironment(options: ReferenceEnvironmentInjectionOptions): IResourceWithEnvironment
}
```

## Parameters

- `options` ([ReferenceEnvironmentInjectionOptions](/reference/api/typescript/aspire.hosting/referenceenvironmentinjectionoptions.md))

## Returns

[IResourceWithEnvironment](/reference/api/typescript/aspire.hosting/iresourcewithenvironment.md) `builder`

## Applies to

- [ContainerResource](/reference/api/typescript/aspire.hosting/containerresource.md)
- [ExecutableResource](/reference/api/typescript/aspire.hosting/executableresource.md)
- [ProjectResource](/reference/api/typescript/aspire.hosting/projectresource.md)
- [DotnetToolResource](/reference/api/typescript/aspire.hosting/dotnettoolresource.md)
- [CSharpAppResource](/reference/api/typescript/aspire.hosting/csharpappresource.md)