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# StringUnityEvent

Class in [DialogueRunner](/2.4/api/csharp/yarn.unity/yarn.unity.dialoguerunner.md)

Inherits from `UnityEngine.Events.UnityEvent`1\`

## Summary

A type of `UnityEngine.Events.UnityEvent` that takes a single string parameter.

```csharp
public class StringUnityEvent : UnityEvent<string>
```

## Remarks

A concrete subclass of `UnityEngine.Events.UnityEvent` is needed in order for Unity to serialise the type correctly.