# Port.Capacity

> Specify how many edges a port can have connected.

## Definition

* **Type:** Enum
* **Namespace:** [UnityEditor.Experimental.GraphView](/engine/6000.7/script-reference/unityeditor/experimental/graphview.md)
* **Assembly:** UnityEditor

```csharp
public enum Port.Capacity
```

## Fields

| Value                                                                                                | Description                             |
| ---------------------------------------------------------------------------------------------------- | --------------------------------------- |
| [Multi](/engine/6000.7/script-reference/unityeditor/experimental/graphview/port/capacity/multi.md)   | Port can have multiple connections.     |
| [Single](/engine/6000.7/script-reference/unityeditor/experimental/graphview/port/capacity/single.md) | Port can only have a single connection. |