---
title: allowsUndo
framework: appkit
role: symbol
role_heading: Instance Property
path: appkit/nstextview/allowsundo
---

# allowsUndo

A Boolean value that indicates whether the receiver allows undo.

## Declaration

```swift
var allowsUndo: Bool { get set }
```

## Discussion

Discussion true if the receiver allows undo, otherwise false.

## See Also

### Setting behavioral attributes

- [isEditable](appkit/nstextview/iseditable.md)
- [isSelectable](appkit/nstextview/isselectable.md)
- [isFieldEditor](appkit/nstextview/isfieldeditor.md)
- [isRichText](appkit/nstextview/isrichtext.md)
- [importsGraphics](appkit/nstextview/importsgraphics.md)
- [setBaseWritingDirection(_:range:)](appkit/nstextview/setbasewritingdirection(_:range:).md)
- [defaultParagraphStyle](appkit/nstextview/defaultparagraphstyle.md)
- [outline(_:)](appkit/nstextview/outline(_:).md)
- [allowsImageEditing](appkit/nstextview/allowsimageediting.md)
- [isAutomaticQuoteSubstitutionEnabled](appkit/nstextview/isautomaticquotesubstitutionenabled.md)
- [toggleAutomaticQuoteSubstitution(_:)](appkit/nstextview/toggleautomaticquotesubstitution(_:).md)
- [isAutomaticLinkDetectionEnabled](appkit/nstextview/isautomaticlinkdetectionenabled.md)
- [toggleAutomaticLinkDetection(_:)](appkit/nstextview/toggleautomaticlinkdetection(_:).md)
- [displaysLinkToolTips](appkit/nstextview/displayslinktooltips.md)
- [isAutomaticTextCompletionEnabled](appkit/nstextview/isautomatictextcompletionenabled.md)