Public Property FirstValue As Object

Dim instance As BetweenValuesConditionalFormattingRule
Dim value As Object
 
instance.FirstValue = value
 
value = instance.FirstValue

public object FirstValue {get; set;}

private void Form1_Load(object sender, EventArgs e)
        {
            fpSpread1.Sheets[0].Cells[0, 0].Value = 3;
            fpSpread1.Sheets[0].Cells[1, 0].Value = 2;
            fpSpread1.Sheets[0].Cells[1, 1].Value = 10;
            fpSpread1.Sheets[0].Cells[0, 2].Value = 1;
        }

        private void button1_Click(object sender, EventArgs e)
        {
          FarPoint.Win.Spread.BetweenValuesConditionalFormattingRule between = new FarPoint.Win.Spread.BetweenValuesConditionalFormattingRule(true, 10, False, 20, False);
        between.FirstValue = 10;
        between.SecondValue = 20;
        between.IsNotBetween = true;
        between.BackColor = Color.Bisque;
        fpSpread1.ActiveSheet.SetConditionalFormatting(1, 1, between);
        }

Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        FpSpread1.Sheets(0).Cells(0, 0).Value = 3
        FpSpread1.Sheets(0).Cells(1, 0).Value = 2
        FpSpread1.Sheets(0).Cells(1, 1).Value = 10
        FpSpread1.Sheets(0).Cells(0, 2).Value = 1
    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Dim between As New FarPoint.Win.Spread.BetweenValuesConditionalFormattingRule(True, 10, False, 20, False)
        between.FirstValue = 10
        between.SecondValue = 20
        between.IsNotBetween = True
        between.BackColor = Color.Bisque
        FpSpread1.ActiveSheet.SetConditionalFormatting(1, 1, between)
    End Sub