Example of undefined in Javascript Heatmap Chart Control


This sample visualizes the percentage growth rate of individuals using the internet in a country compared to the overall population of the country.

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In this example, you can see how to bind two-dimensional array object as datasource for heatmap and configure the Heatmap using the data adaptor support. 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. Injecting Module Heatmap component features are separated into discrete feature-based modules. To use data adaptor support, inject the Adaptor module using Heatmap.Inject(Adaptor) method and to use a tooltip, inject the Tooltip module using the Heatmap.Inject(Tooltip) method.