IIndicatorsiVWAP Method

Function iVWAP ( 
	sessionIndex As Integer,
	symbol As String,
	timeframe As TimeFrame,
	Optional startDate As DateTime? = Nothing
) As List(Of Double?)

List<Nullable<double>>^ iVWAP(
	int sessionIndex, 
	String^ symbol, 
	TimeFrame timeframe, 
	Nullable<DateTime> startDate = nullptr
)

abstract iVWAP : 
        sessionIndex : int * 
        symbol : string * 
        timeframe : TimeFrame * 
        ?startDate : Nullable<DateTime> 
(* Defaults:
        let _startDate = defaultArg startDate null
*)
-> List<Nullable<float>>