# NotifyPropertyChanged(in BindingId)

> Informs the data binding system that a property of a control has changed.

## Definition

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

## NotifyPropertyChanged(BindingId)

```csharp
protected void NotifyPropertyChanged(in BindingId property)
```

### Parameters

**** (\[BindingId]\(/engine/6000.5/script-reference/unityengine/uielements/bindingid)): The property that has changed.