# CollectionChange

> Namespace: XPlat.Foundation.Collections

Describes the action that causes a change to a collection.

```csharp
public enum CollectionChange
```

## Supported platforms

| Platform        | Version    |
| --------------- | ---------- |
| .NET Standard   | 2.0        |
| Xamarin.Android | 9.0        |
| Xamarin.iOS     | 1.0        |
| UWP             | 10.0.16299 |

## Fields

| Enum Value   | Int Value | Description                             |
| ------------ | --------- | --------------------------------------- |
| Reset        | 0         | The collection is changed.              |
| ItemInserted | 1         | An item is added to the collection.     |
| ItemRemoved  | 2         | An item is removed from the collection. |
| ItemChanged  | 3         | An item is changed in the collection.   |
