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# ActionMarkupHandlers

Property in [LetterTypewriter](/3.1/api/csharp/yarn.unity/yarn.unity.lettertypewriter.md)

## Summary

A collection of [IActionMarkupHandler](/3.1/api/csharp/yarn.unity/yarn.unity.iactionmarkuphandler.md) objects that should be invoked as needed during the typewriter's delivery in [RunTypewriter(Markup.MarkupParseResult,CancellationToken)](/3.1/api/csharp/yarn.unity/yarn.unity.lettertypewriter/yarn.unity.lettertypewriter.runtypewriter.md) , depending upon the contents of a line.

```csharp
public List<IActionMarkupHandler> ActionMarkupHandlers { get; set; }
```