Open index.html in a browser. You also have to allow local file system access (at least in Chrome) to see anything folder js contains files that are needed for the Choropleth Map Control index.html ...

Choropleth grids can be a useful customisation from standard choropleth maps which display counts for each area. The grid allows us to group cases with similar values (such as case counts) together.

It can also be used to add map layers and to view maps at different scales. Choropleth maps are a visual way to show differences between different areas and can be used at a variety of scales from ...

The first step is to identify the type of data that you want to visualize on the choropleth map. There are two main types of data: sequential and diverging. Sequential data are data that have a ...