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# Entity.ConfigurationCatalog.Configuration

A type that represents an alternative that you can choose.

```
struct Configuration
```

## Topics

### Creating a configuration

[`init(id: String)`](/documentation/RealityKit/Entity/ConfigurationCatalog/Configuration/init(id:))

Creates a configuration with an identifier.

### Accessing a configuration’s name

[`var id: String`](/documentation/RealityKit/Entity/ConfigurationCatalog/Configuration/id)

A name that identifies the configuration.

## Relationships

### Conforms To

[`Identifiable`](/documentation/Swift/Identifiable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Sendable`](/documentation/Swift/Sendable)

---

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