grafana/docs/sources/panels/format-data/map-a-special-value.md
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Docs: Add and organize panels (#51763)
* combines topics into add and organize panels topic

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* Update docs/sources/dashboards/add-organize-panels.md

Co-authored-by: Torkel Ödegaard <torkel@grafana.com>

* Update docs/sources/dashboards/add-organize-panels.md

Co-authored-by: Torkel Ödegaard <torkel@grafana.com>

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Co-authored-by: Torkel Ödegaard <torkel@grafana.com>
2022-07-05 12:59:17 -05:00

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---
aliases:
- /docs/grafana/latest/panels/format-data/map-a-special-value/
- /docs/sources/panels/format-data/map-a-special-value/
title: Map a special value
weight: 50
---
# Map a special value
Map a special value when you want to format uncommon, boolean, or empty values.
1. Edit the panel for which you want to map a special value.
1. In panel display options, locate the **Value mappings** section and click **Add value mappings**.
1. Click **Add a new mapping** and then select **Special**.
1. Select the special value for Grafana to match. Options include:
- Null
- NaN (Not a Number)
- Null + NaN
- True
- False
- Empty
1. (Optional) Enter display text.
1. (Optional) Set the color.
1. Click **Update** to save the value mapping.
![Map a value](/static/img/docs/value-mappings/map-special-value-8-0.png)