[vbnet]

-
مثال على السريع....

كود :

Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
    Dim tn() As TreeNode = TreeView1.Nodes.Find(TextBox1.Text, True)
    If tn.Count > 0 Then
        Dim frm2 As New Form2
        frm2.Text = tn(0).Text
        frm2.ShowDialog()
    End If
End Sub