# Text is not a number

Type: Display

Description: The cell value must not be a number.

<details>

<summary>Example: Fail</summary>

* Cell value: 12.5a
* Result: Rule fails - Cell value contains non-numeric character "a"

</details>

<details>

<summary>Example: Success</summary>

* Cell value: 12.5
* Result: Rule succeeds - Cell value contains only numeric characters

</details>

