## On this page

  

 

 # Interface IObservableObject

 Last update: 16.07.2025 

Namespace: [VM](VM.md)  
Assembly: VM.dll

```csharp
public interface IObservableObject : IDisposableObject

```

#### Implements

[IDisposableObject](VM.IDisposableObject.md)

## Methods

### RaisePropertyChanged(string)

```csharp
void RaisePropertyChanged(string propertyName)

```

#### Parameters

`propertyName` [string](https://learn.microsoft.com/dotnet/api/system.string)

### RaisePropertyChanged(string, object, object)

```csharp
void RaisePropertyChanged(string propertyName, object oldValue, object newValue)

```

#### Parameters

`propertyName` [string](https://learn.microsoft.com/dotnet/api/system.string)

`oldValue` [object](https://learn.microsoft.com/dotnet/api/system.object)

`newValue` [object](https://learn.microsoft.com/dotnet/api/system.object)