> For the complete documentation index, see [llms.txt](https://wiki.thescriptersguild.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wiki.thescriptersguild.com/scripting/nodes/logic/boolean-not.md).

# Boolean NOT

![](https://692276616-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FN06Vv6nlwviUQ4hI2Kkd%2Fuploads%2Fgit-blob-be26a0c1d07ee6d3db6be9ee8c2b1be439263ff8%2Fboolean-not.png?alt=media)

## Description

Returns NOT boolean results on the input value. Nil input values are treated as FALSE and will return TRUE.

## Node Type

Nodes fall into two basic categories: Data and Execution. This node supplies Data for an Execution node.

## Inputs

| Input   | Type    | Required | Description                                                |
| ------- | ------- | -------- | ---------------------------------------------------------- |
| Operand | Boolean | Yes      | Reads boolean result from any node that outputs a boolean. |

## Outputs

| Output | Type    | Description                                      |
| ------ | ------- | ------------------------------------------------ |
| Not    | Boolean | Outputs TRUE if Operand boolean is FALSE or nil. |

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**Contributors**

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