The user id of the user whose username you wish to fetch
Returns
Data Type
Description of Returned Data
string
Returns either the username or "Unknown" if a user is not found
Example
echousername($id)
Further Documentation:
Simply returns the username. This works well when you have echoUser set to something else and you want to override that setting and always show the username. If the user id you pass does not belong to a valid user, it will return "Unknown."