Go through a key to collect all the callsigns it claims, whether they are certified or not. For consistency, callsigns are returned in alphabetical order, rather than in the order they appear in the key.
The key in question
An array of callsigns.
Go through a key to collect all the callsigns it claims, whether they are certified or not. For consistency, callsigns are returned in alphabetical order, rather than in the order they appear in the key.