Closed vectoranalytica closed 6 years ago
library(rwunderground) is_valid_airport('EISG')
Error in is_valid_airport("EISG") : could not find function "is_valid_airport"
is_valid_airport is an internal function - You can access it by calling:
rwunderground:::is_valid_airport('EISG')
library(rwunderground) is_valid_airport('EISG')
Error in is_valid_airport("EISG") : could not find function "is_valid_airport"