# Exactly

> The element should give the width/height that is passed in and derive the opposite site from this value (for example, calculate text size from a fixed width).

## Definition

* **Type:** Field
* **Namespace:** [UnityEngine.UIElements](/engine/6000.6/script-reference/unityengine/uielements.md)
* **Assembly:** UnityEngine.UIElementsModule

```csharp
Exactly = 1
```