grafana/docs/sources/shared/visualizations/value-mappings-options.md

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Value mappings options	This file is used in the following visualizations: bar chart, bar gauge, candlestick, canvas, gauge, geomap, histogram, pie chart, stat, state timeline, status history, table, time series, trend

Value mapping is a technique you can use to change how data appears in a visualization.

For each value mapping, set the following options:

• Condition - Choose what's mapped to the display text and (optionally) color:
  • Value - Specific values
  • Range - Numerical ranges
  • Regex - Regular expressions
  • Special - Special values like Null, NaN (not a number), or boolean values like true and false
• Display text
• Color (Optional)
• Icon (Canvas only)

To learn more, refer to Configure value mappings.