# runAsEmulator

- Module: [Aspire.Hosting.Azure.Functions](/reference/api/typescript/aspire.hosting.azure.functions.md)
- Version: `13.4.0`
- Kind: `method`
- Source: [GitHub](https://github.com/microsoft/aspire)

Configures the Durable Task scheduler to run using the local emulator (only in non-publish modes).

## Definition

```typescript
interface DurableTaskSchedulerResource {
  // ... omitted for brevity
  runAsEmulator(configureContainer?: (obj: DurableTaskSchedulerEmulatorResource) => Promise<void>): DurableTaskSchedulerResource
}
```

## Parameters

- `configureContainer` (`(obj: DurableTaskSchedulerEmulatorResource) => Promise<void>`) `optional`

## Returns

[DurableTaskSchedulerResource](/reference/api/typescript/aspire.hosting.azure.functions/durabletaskschedulerresource.md) `builder`

## Applies to

- [DurableTaskSchedulerResource](/reference/api/typescript/aspire.hosting.azure.functions/durabletaskschedulerresource.md)