//Bind data source void assignMent( ) { DataTable dt = _bll.getColumnOnly( ); lupOdd.Properties.DataSource = dt.Copy( ).DefaultView.ToTable(true, "DC001"); lupOdd.Properties.DisplayMember = "DC001"; lupPro.Properties.DataSource = dt.Copy( ).DefaultView.ToTable(true, "DC002"); lupPro.Properties.DisplayMember = "DC002"; lupNum.Properties.DataSource = dt.Copy( ).DefaultView.ToTable(true, "DC004"); lupNum.Properties.DisplayMember = "DC004"; lupNo.Properties.DataSource = dt.Copy( ).DefaultView.ToTable(true, "DC003"); lupNo.Properties.DisplayMember = "DC003"; lupSup.Properties.DataSource = dt.Copy( ).DefaultView.ToTable(true, "DC009"); lupSup.Properties.DisplayMember = "DC009"; lupPer.Properties.DataSource = dt.Copy( ).DefaultView.ToTable(true, "DC011"); lupPer.Properties.DisplayMember = "DC011"; }