---
title: smartInsertDeleteEnabled
framework: appkit
role: symbol
role_heading: Instance Property
path: appkit/nstextview/smartinsertdeleteenabled
---

# smartInsertDeleteEnabled

A Boolean value that controls whether the receiver inserts or deletes space around selected words so as to preserve proper spacing and punctuation.

## Declaration

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

## Discussion

Discussion true if the receiver should insert or delete space around selected words so as to preserve proper spacing and punctuation, false if it should insert and delete exactly what’s selected.

## See Also

### Customizing subclass behaviors

- [updateFontPanel()](appkit/nstextview/updatefontpanel().md)
- [updateRuler()](appkit/nstextview/updateruler().md)
- [acceptableDragTypes](appkit/nstextview/acceptabledragtypes.md)
- [updateDragTypeRegistration()](appkit/nstextview/updatedragtyperegistration().md)
- [selectionRange(forProposedRange:granularity:)](appkit/nstextview/selectionrange(forproposedrange:granularity:).md)
- [rangeForUserCharacterAttributeChange](appkit/nstextview/rangeforusercharacterattributechange.md)
- [rangesForUserCharacterAttributeChange](appkit/nstextview/rangesforusercharacterattributechange.md)
- [rangeForUserParagraphAttributeChange](appkit/nstextview/rangeforuserparagraphattributechange.md)
- [rangesForUserParagraphAttributeChange](appkit/nstextview/rangesforuserparagraphattributechange.md)
- [rangeForUserTextChange](appkit/nstextview/rangeforusertextchange.md)
- [rangesForUserTextChange](appkit/nstextview/rangesforusertextchange.md)
- [shouldChangeText(in:replacementString:)](appkit/nstextview/shouldchangetext(in:replacementstring:).md)
- [shouldChangeText(inRanges:replacementStrings:)](appkit/nstextview/shouldchangetext(inranges:replacementstrings:).md)
- [didChangeText()](appkit/nstextview/didchangetext().md)
- [smartDeleteRange(forProposedRange:)](appkit/nstextview/smartdeleterange(forproposedrange:).md)