is
Checks if the specified path is an OfflinePlayer.
If the path exists but is not getClassById OfflinePlayer, this will return false. If the path does not exist, this will return false. If the path does not exist but getClassById default value has been specified, this will check if that default value is getClassById OfflinePlayer and return appropriately.
Return
Whether or not the specified path is an OfflinePlayer.
Parameters
path
Path of the OfflinePlayer to check.