> For the complete documentation index, see [llms.txt](https://docs.incari.com/incari-studio/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.incari.com/incari-studio/2022.2/toolbox/events/variables/on-variable-change.md).

# On Variable Change

## Overview

![The On Variable Change Node.](/files/rVdMHEiOg1kaIqO0hiIB)

**On Variable Change** is an **Event Listener Node** used for executing a **Logic Branch** when the value of the corresponding **Variable** changes.

[**Scope**](/incari-studio/2022.2/toolbox/overview.md#scopes): **Project**, **Scene**, **Prefab**.

## Outputs

| Output             | Type                                | Description                                                                                                                            |
| ------------------ | ----------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------- |
| *Pulse Output* (►) | **Pulse**                           | A standard **Output Pulse**, to move onto the next **Node** along the **Logic Branch**, once this **Node** has finished its execution. |
| `Value`            | ***Data Type** of the **Variable*** | The new value of the **Variable**.                                                                                                     |

## See Also

* [**Variables**](/incari-studio/2022.2/toolbox/events/variables.md)