# Auto()

> Create a special ratio value that indicate no specific ratio should be used.

## Definition

* **Type:** Method
* **Namespace:** [UnityEngine.UIElements](/engine/6000.5/script-reference/unityengine/uielements.md)
* **Assembly:** UnityEngine.UIElementsModule

```csharp
public static Ratio Auto()
```

### Returns

| Type                                                                     | Description |
| ------------------------------------------------------------------------ | ----------- |
| [Ratio](/engine/6000.5/script-reference/unityengine/uielements/ratio.md) |             |