---
title: invalidate()
framework: appkit
role: symbol
role_heading: Instance Method
path: appkit/nstextcheckingcontroller/invalidate()
---

# invalidate()

## Declaration

```swift
func invalidate()
```

## See Also

### Instance Methods

- [changeSpelling(_:)](appkit/nstextcheckingcontroller/changespelling(_:).md)
- [checkSpelling(_:)](appkit/nstextcheckingcontroller/checkspelling(_:).md)
- [checkText(in:types:options:)](appkit/nstextcheckingcontroller/checktext(in:types:options:).md)
- [checkTextInDocument(_:)](appkit/nstextcheckingcontroller/checktextindocument(_:).md)
- [checkTextInSelection(_:)](appkit/nstextcheckingcontroller/checktextinselection(_:).md)
- [considerTextChecking(for:)](appkit/nstextcheckingcontroller/considertextchecking(for:).md)
- [didChangeSelectedRange()](appkit/nstextcheckingcontroller/didchangeselectedrange().md)
- [didChangeText(in:)](appkit/nstextcheckingcontroller/didchangetext(in:).md)
- [ignoreSpelling(_:)](appkit/nstextcheckingcontroller/ignorespelling(_:).md)
- [insertedText(in:)](appkit/nstextcheckingcontroller/insertedtext(in:).md)
- [menu(at:clickedOnSelection:effectiveRange:)](appkit/nstextcheckingcontroller/menu(at:clickedonselection:effectiverange:).md)
- [orderFrontSubstitutionsPanel(_:)](appkit/nstextcheckingcontroller/orderfrontsubstitutionspanel(_:).md)
- [showGuessPanel(_:)](appkit/nstextcheckingcontroller/showguesspanel(_:).md)
- [updateCandidates()](appkit/nstextcheckingcontroller/updatecandidates().md)
- [validAnnotations()](appkit/nstextcheckingcontroller/validannotations().md)