ArrayList alist = DataTable dt = dt.Columns.Add(, ( dt.Columns.Add(, ( ( i = ; i < lsvData.Columns.Count; i++ (ListViewGroup group b = c = (ListViewItem itemRow ( i = ; i < itemRow.SubItems.Count; i++ s = (s == c++ getlist = group.Header = group.Header + + getlist.Rows.Count.ToString() + DataTable dt = ( i = ; i < lstview.Columns.Count; i++ dt.Columns.Add(lstview.Columns[i].Text, ( (ListViewItem item DataRow dtRow = c = (ListViewItem.ListViewSubItem it dtRow[c] = c++ DataTable dt = ( i = ; i < lstview.Columns.Count; i++ dt.Columns.Add(lstview.Columns[i].Text, ( (ListViewItem item DataRow dtRow = c = (ListViewItem.ListViewSubItem it dtRow[c] = c++ }