'宣言 Public Function AddXY( _ ByVal xValue As Object, _ ByVal ParamArray yValue() As Double _ ) As Integer
'宣言
Public Function AddXY( _ ByVal xValue As Object, _ ByVal ParamArray yValue() As Double _ ) As Integer
public int AddXY( object xValue, params double[] yValue )
DataPointsCollection クラス DataPointsCollection メンバ