# Information

> ISBLANK, ISNUMBER, ISTEXT, ISEVEN, ISODD, ISREF, N, NA and TYPE for table cell formulas in TXTextControl: test what a value or table cell contains.

- **Product:** TX Text Control ActiveX
- **Section:** Documentation
- **Kind:** Topic
- **Path:** TX Text Control ActiveX > API Reference > Supported Formula Functions > Information
- **Web URL:** https://docs.textcontrol.com/tx-text-control-activex/reference/formula-functions/information/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-activex/reference/formula-functions/information/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-activex/reference/formula-functions/information/llms-full.txt

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## On This Page

- [Information Functions](https://docs.textcontrol.com/tx-text-control-activex/reference/formula-functions/information/#information-functions)
- [Related Pages](https://docs.textcontrol.com/tx-text-control-activex/reference/formula-functions/information/#related-pages)

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## Nearby

- **Previous:** [Lookup and Reference](https://docs.textcontrol.com/tx-text-control-activex/reference/formula-functions/lookup-reference/llms.txt)