---
title: Text Analysis Keys
framework: Core Services
role: collectionGroup
role_heading: API Collection
path: coreservices/search_kit/text_analysis_keys
---

# Text Analysis Keys

Each of these constants is an optional key in a Search Kit index’s text analysis properties dictionary. The constant descriptions describe the corresponding values for each of these keys. These keys are declared in the Analysis.h header file.

## Topics

### Constants

- [kSKMinTermLength](coreservices/kskmintermlength.md)
- [kSKStopWords](coreservices/kskstopwords.md)
- [kSKSubstitutions](coreservices/ksksubstitutions.md)
- [kSKMaximumTerms](coreservices/kskmaximumterms.md)
- [kSKProximityIndexing](coreservices/kskproximityindexing.md)
- [kSKTermChars](coreservices/ksktermchars.md)
- [kSKStartTermChars](coreservices/kskstarttermchars.md)
- [kSKEndTermChars](coreservices/kskendtermchars.md)