# ChangeKinds

> The categories of changes that affected this port, as a set of ChangeKind flags.

## Definition

* **Type:** Property
* **Namespace:** [Unity.GraphToolkit.Editor](/engine/6000.7/script-reference/unity/graphtoolkit/editor.md)
* **Assembly:** UnityEditor

```csharp
public ChangeKind ChangeKinds { get; }
```

### Remarks

Contains [ChangeKind.Added](/engine/6000.7/script-reference/unity/graphtoolkit/editor/changekind/added.md) when the port was added, [ChangeKind.Removed](/engine/6000.7/script-reference/unity/graphtoolkit/editor/changekind/removed.md) when the port was removed, in addition to any change categories reported by the graph (e.g. [ChangeKind.Data](/engine/6000.7/script-reference/unity/graphtoolkit/editor/changekind/data.md), [ChangeKind.Layout](/engine/6000.7/script-reference/unity/graphtoolkit/editor/changekind/layout.md)).