> For the complete documentation index, see [llms.txt](https://docs.yarnspinner.dev/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.yarnspinner.dev/2.3/api/csharp/yarn.unity/yarn.unity.actions/yarn.unity.actions.addcommandhandler-10.md).

# AddCommandHandler(string,Action)

Method in [Actions](/2.3/api/csharp/yarn.unity/yarn.unity.actions.md)

## Summary

```csharp
public void AddCommandHandler(string commandName, Action handler);
```

## Parameters

| Name                    | Description |
| ----------------------- | ----------- |
| `string` commandName    |             |
| `System.Action` handler |             |