This function is deprecated as of choroplethr version 3.0.0. Please use ?zip_choropleth instead. The last version of choroplethr in which this function worked was version 2.1.1, which can be downloaded from CRAN here: http://cran.r-project.org/web/packages/choroplethr/index.html

zip_map(...)

Arguments

...

All arguments are ignored.