
Join Data to a jpmap Map
jp_map_with_data.RdJoins user data to a Japan map object. This is a compact wrapper around
jp_map_join() kept for plotting workflows that call it internally.
Arguments
- map
An
sfobject returned byjp_map().- data
A data frame containing a matching administrative code or name column.
- values
Optional value column to check after joining.
- by
Optional join column. If omitted, jpmap guesses from common columns.