check_radar_codes: Check if radar codes are exactly 5 characters
Description
Check if radar codes are exactly 5 characters
Usage
check_radar_codes(radars)
Arguments
radars
character vector. Radar codes to check, e.g. c("bejab",
"bewideu")
.
Value
NULL. Will stop and show error message if at least one of the
provided radar codes is not exactly 5 characters.