Users sometimes do not know what kind of code or field their data contain.
This function tries to guess by comparing the similarity between a
user-supplied vector and all the codes included in the countrycode
dictionary.
Usage
guess_field(codes, min_similarity = 80)
Arguments
codes
a vector of country codes or country names
min_similarity
the function returns all field names where over than
min_similarity% of codes are shared between the supplied vector and the
countrycode dictionary.