# alt

> Is the Alt key (or Option key on macOS) modifier part of the key combination?

## Definition

* **Type:** Property
* **Namespace:** [UnityEditor.ShortcutManagement](/engine/6000.5/script-reference/unityeditor/shortcutmanagement.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
public bool alt { get; }
```