Get ISO3 codes for World Bank regions, countries, states/provinces, metropolitan areas, and/or counties.
getISO3(locations_to_search)vector or list of location (World Bank region, country, state/province, metropolitan area, county) name(s)
a vector or list of ISO3 codes
getISO3(c("San Diego", "Virginia", "India"))
#> [1] "USA_US-CA_06073" "USA_US-VA" "IND"