# getConfigValue

- Module: [Aspire.Hosting](/reference/api/typescript/aspire.hosting.md)
- Version: `13.2.0`
- Kind: `method`
- Source: [GitHub](https://github.com/microsoft/aspire)

Gets a configuration value by key

## Definition

```typescript
interface IConfiguration {
  // ... omitted for brevity
  getConfigValue(key: string): string
}
```

## Parameters

- `key` (`string`)

## Returns

`string`

## Applies to

- [IConfiguration](/reference/api/typescript/aspire.hosting/iconfiguration.md)