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protected void TreeView1_SelectedNodeChanged(object sender, EventArgs e)
{
//...
}



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C# code

protected void TreeView1_SelectedNodeChanged(object sender, EventArgs e)
{
//...
}


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string selectednode = TreeView1.SelectedNode.Text.ToString().Trim();
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  {
  Session.Clear();
  Session.Abandon();
   
  }

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string selectednode = TreeView1.SelectedNode.Text.ToString().Trim();
if (selectednode == "Í˳öϵͳ")
{
Session.Clear();
Session.Abandon();

}

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Session.Clear();
  Session.Abandon();



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