ActiveReports 12
CountNullValues Property
Example 

GrapeCity.ActiveReports.v12 Assembly > GrapeCity.ActiveReports.SectionReportModel Namespace > TextBox Class : CountNullValues Property
Determines whether DBNull values should be included as zeroes in summary fields.
Syntax
'Declaration
 
Public Property CountNullValues As Boolean
public bool CountNullValues {get; set;}

Property Value

Boolean. The default value is False.
Example
private void detail_Format(object sender, System.EventArgs eArgs) 
{ 
    this.textBox1.ClassName = "Normal"; 
    this.textBox1.OutputFormat = null; 
    this.textBox1.CountNullValues = true;
}
Private Sub Detail1_Format(ByVal sender As Object, ByVal e As System.EventArgs) Handles Detail1.Format
   Me.TextBox1.ClassName = "Normal"
   Me.TextBox1.OutputFormat = Nothing
   TextBox1.CountNullValues = True;
End Sub
See Also

Reference

TextBox Class
TextBox Members