Hands-On Geospatial Analysis with R and QGIS

Web mapping in QGIS

We need to install the qgis2web plugin first to be able to export to a web map; particularly an OpenLayers or Leaflet map.

Here we will work with BGD_adm3_data.shp, and we will colorize polygons according to the different values of the value_Sh_2 attribute. To do so, we need to first right-click on the BGD_adm3_data layer and then click Properties. Then we need to click on Symbology, select Categorized, select value_Sh_2 as Column, click on Classify, and then click OK:

Now, we will get the following map, or something similar, at least:

Now, to create a web map, click Web in the top menu, then click qgis2web, and then click ...