Public Overridable Function IndexOf( _
   ByVal style As NamedStyle _
) As Integer

Dim instance As NamedStyleCollection
Dim style As NamedStyle
Dim value As Integer
 
value = instance.IndexOf(style)

public virtual int IndexOf( 
   NamedStyle style
)

FarPoint.Win.Spread.NamedStyleCollection nsc = new FarPoint.Win.Spread.NamedStyleCollection();
FarPoint.Win.Spread.NamedStyle ns1 = new FarPoint.Win.Spread.NamedStyle("StyleHeaders", "HeaderDefault");
FarPoint.Win.Spread.NamedStyle ns2 = new FarPoint.Win.Spread.NamedStyle("StyleData", "DataAreaDefault");
int i;
ns1.BackColor = Color.LightBlue;
ns2.BackColor = Color.Gray;
nsc.AddRange(new Object[] {ns1, ns2});
fpSpread1.NamedStyles = nsc;
fpSpread1.ActiveSheet.ColumnHeader.DefaultStyle = nsc[0];
fpSpread1.ActiveSheet.DefaultStyle = nsc[1];
i = nsc.IndexOf(ns2);
label1.Text = "The index of StyleData in the collection is " + i.ToString();

Dim nsc As New FarPoint.Win.Spread.NamedStyleCollection()
Dim ns1 As New FarPoint.Win.Spread.NamedStyle("StyleHeaders", "HeaderDefault")
Dim ns2 As New FarPoint.Win.Spread.NamedStyle("StyleData", "DataAreaDefault")
Dim i As Integer
ns1.BackColor = Color.LightBlue
ns2.BackColor = Color.Gray
nsc.AddRange(New Object() {ns1, ns2})
FpSpread1.NamedStyles = nsc
FpSpread1.ActiveSheet.ColumnHeader.DefaultStyle = nsc(0)
FpSpread1.ActiveSheet.DefaultStyle = nsc(1)
i = nsc.IndexOf(ns2)
Label1.Text = "The index of StyleData in the collection is " & i.ToString()