---
title: invalidate
framework: uikit
role: symbol
role_heading: Instance Method
path: uikit/uitextsearchaggregator-c.protocol/invalidate
---

# invalidate

Invalidates all currently shown ranges.

## Declaration

```occ
- (void) invalidate;
```

## Discussion

Discussion Calling this method causes the system find panel to update its current state, and might trigger a new search using performTextSearchWithQueryString:usingOptions:resultAggregator: immediately after.

## See Also

### Tracking search results

- [foundRange:forSearchString:inDocument:](uikit/uitextsearchaggregator-c.protocol/foundrange:forsearchstring:indocument:.md)
- [invalidateFoundRange:inDocument:](uikit/uitextsearchaggregator-c.protocol/invalidatefoundrange:indocument:.md)
- [finishedSearching](uikit/uitextsearchaggregator-c.protocol/finishedsearching.md)
- [allFoundRanges](uikit/uitextsearchaggregator-c.protocol/allfoundranges.md)