public bool Train(
	string filename,
	string[] letters,
	int spaceForWhiteSpace = -1
)

Public Function Train ( 
	filename As String,
	letters As String(),
	Optional spaceForWhiteSpace As Integer = -1
) As Boolean

public:
bool Train(
	String^ filename, 
	array<String^>^ letters, 
	int spaceForWhiteSpace = -1
)

member Train : 
        filename : string * 
        letters : string[] * 
        ?spaceForWhiteSpace : int 
(* Defaults:
        let _spaceForWhiteSpace = defaultArg spaceForWhiteSpace -1
*)
-> bool