Blazor HeatMap Chart Example - Custom Tooltip Templates
This sample visualizes the crude oil production of the Non-OPEC countries over the years. The data point values displayed are in million barrels per day units.
In this example, you can see how to customize the tooltip content in the HeatMap. You can customize the tooltip content by using the Template property in the HeatMapTooltipSettings class.
The tooltip is enabled in this example. To see the tooltip in action, hover the mouse over an item or tap an item on touch-enabled devices.
More information on the tooltip can be found in this documentation section.