Sub SetVisible( _
   ByVal index As Integer, _
   ByVal value As Boolean _
) 

Dim instance As ISheetAxisModel
Dim index As Integer
Dim value As Boolean
 
instance.SetVisible(index, value)

void SetVisible( 
   int index,
   bool value
)

FarPoint.Web.Spread.Model.ISheetAxisModel isa;
isa = (FarPoint.Web.Spread.Model.ISheetAxisModel)FpSpread1.ActiveSheetView.ColumnAxisModel;
isa.SetVisible(0, false);
bool b = isa.GetVisible(0);
string msg = "The columns is visible is " + b.ToString();
Response.Write("<script language='javascript'>alert('" + msg + "')</script>");

Dim isa As FarPoint.Web.Spread.Model.ISheetAxisModel
isa = FpSpread1.ActiveSheetView.ColumnAxisModel
isa.SetVisible(0, False)
Dim b As Boolean = isa.GetVisible(0)
Dim msg As String = "The column is visible is " & b.ToString()
Response.Write("<script language='javascript'>alert('" & msg & "')</script>")