Public Function Contains( _
   ByVal control As ARControl _
) As System.Boolean

public System.bool Contains( 
   ARControl control
)

private void SectionReport1_ReportStart(object sender, System.EventArgs eArgs)
{
    GrapeCity.ActiveReports.SectionReportModel.TextBox t = new GrapeCity.ActiveReports.SectionReportModel.TextBox();
    t.Text="Insert text here.";
    this.Sections[0].Controls.Add (t);

    if (this.Sections[0].Controls.Contains(t)) 
    { 
        System.Windows.Forms.MessageBox.Show("t"); 
    }
}

Private Sub SectionReport1_ReportStart(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.ReportStart
    Dim t As New GrapeCity.ActiveReports.SectionReportModel.TextBox
    t.Text = "Insert text here."
    Me.Sections(0).Controls.Add(t)
    If Me.Sections(0).Controls.Contains(t) Then
        MessageBox.Show("t")
    End If
End Sub