# actionKey

> Is the platform-dependent "action" modifier key held down? (Read Only)

## Definition

* **Type:** Property
* **Namespace:** [UnityEditor](/engine/6000.0/script-reference/unityeditor.md)
* **Assembly:** UnityEditor

```csharp
public static bool actionKey { get; }
```

### Remarks

The key is Command on macOS, Control on Windows.

![EditorGUIActionKey (actionKey)](/api/media?file=/engine/6000.0/media/images/EditorGUIActionKey.png)

*Action Key usage, key not pressed/key pressed.*

### Examples

```csharp
using UnityEngine;
using UnityEditor;


// Shows a password field with some "hidden" text.
// When the user presses the action key the password field becomes a text field.

class EditorGUIActionKey : EditorWindow
{
    string text = "This is some text";

    [MenuItem("Examples/Show Hide password")]
    static void Init()
    {
        var window = GetWindow<EditorGUIActionKey>();
        window.position = new Rect(0, 0, 250, 60);
        window.Show();
    }

    void OnGUI()
    {
        // Show the contents
        if (EditorGUI.actionKey)
        {
            text = EditorGUI.TextField(new Rect(0, 5, 245, 20), "Shown  Text:", text);
        }
        else
        {
            // show the pasword field
            text = EditorGUI.PasswordField(new Rect(0, 5, 245, 20), "Hidden Text:", text);
        }
        if (GUI.Button(new Rect(0, 30, 250, 20), "Close"))
            this.Close();
    }

    void OnInspectorUpdate()
    {
        Repaint();
    }
}
```