ParentID(pk) | ParentName| LeftChildID | RightChildID
ParentName | |_LeftChildID | |_RightChildID
SqlDataAdapter dataAdapter = new SqlDataAdapter("Select * from tblTreeView", SqlCon); DataSet dataSet = new DataSet(); dataAdapter.Fill(dataSet); TreeView1.DataSource = dataSet.Tables[0]; TreeView1.DataBind();
var
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