public bool Refund(
	Transaction tran,
	Nullable<decimal> amount = null,
	string description = null,
	Object extraData = null
)

public bool Refund(
	Transaction tran,
	Nullable<decimal> amount = null,
	string description = null,
	Object extraData = null
)

Public Function Refund ( 
	tran As Transaction,
	Optional amount As Nullable(Of Decimal) = Nothing,
	Optional description As String = Nothing,
	Optional extraData As Object = Nothing
) As Boolean

Public Function Refund ( 
	tran As Transaction,
	Optional amount As Nullable(Of Decimal) = Nothing,
	Optional description As String = Nothing,
	Optional extraData As Object = Nothing
) As Boolean

public:
bool Refund(
	Transaction^ tran, 
	Nullable<Decimal> amount = nullptr, 
	String^ description = nullptr, 
	Object^ extraData = nullptr
)

public:
bool Refund(
	Transaction^ tran, 
	Nullable<Decimal> amount = nullptr, 
	String^ description = nullptr, 
	Object^ extraData = nullptr
)

member Refund : 
        tran : Transaction * 
        ?amount : Nullable<decimal> * 
        ?description : string * 
        ?extraData : Object 
(* Defaults:
        let _amount = defaultArg amount null 
        let _description = defaultArg description null 
        let _extraData = defaultArg extraData null
*)
-> bool

member Refund : 
        tran : Transaction * 
        ?amount : Nullable<decimal> * 
        ?description : string * 
        ?extraData : Object 
(* Defaults:
        let _amount = defaultArg amount null 
        let _description = defaultArg description null 
        let _extraData = defaultArg extraData null
*)
-> bool