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 # Interface IObservableObject

 Last update: 09.03.2026 

<a id="VM_IObservableObject"></a>

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

```csharp
public interface IObservableObject : IDisposableObject

```

#### Implements

[IDisposableObject](VM.IDisposableObject.md)

## Methods

### <a id="VM_IObservableObject_RaisePropertyChanged_System_String_"></a> RaisePropertyChanged(string)

```csharp
void RaisePropertyChanged(string propertyName)

```

#### Parameters

`propertyName` string

### <a id="VM_IObservableObject_RaisePropertyChanged_System_String_System_Object_System_Object_"></a> RaisePropertyChanged(string, object, object)

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

```

#### Parameters

`propertyName` string

`oldValue` object

`newValue` object