> 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/3.1/api/csharp/yarn.unity/yarn.unity.inputsystemavailability/yarn.unity.inputsystemavailability.getbuttondown.md).

# GetButtonDown(string?)

Method in [InputSystemAvailability](/3.1/api/csharp/yarn.unity/yarn.unity.inputsystemavailability.md)

## Summary

```csharp
public static bool GetButtonDown(string? buttonName)
```

## Parameters

| Name                | Description |
| ------------------- | ----------- |
| `string` buttonName |             |