# ToTargetOnce

> Changes will only be replicated once, from the source to the UI. This binding will be ignored on subsequent updates.

## Definition

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

```csharp
ToTargetOnce = 3
```