# BindablePropertyChangedEventArgs

> Provides information about the property that has changed.

## Definition

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

```csharp
public readonly struct BindablePropertyChangedEventArgs
```

## Constructors

| Constructor                                                                                                                                                            | Description                                                                                                                                        |
| ---------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------- |
| [BindablePropertyChangedEventArgs(UnityEngine.UIElements.BindingId@)](/engine/6000.5/script-reference/unityengine/uielements/bindablepropertychangedeventargs/ctor.md) | Instantiates a new [BindablePropertyChangedEventArgs](/engine/6000.5/script-reference/unityengine/uielements/bindablepropertychangedeventargs.md). |

## Properties

| Property                                                                                                                | Description                                        |
| ----------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------- |
| [propertyName](/engine/6000.5/script-reference/unityengine/uielements/bindablepropertychangedeventargs/propertyname.md) | Returns the name of the property that has changed. |