private void btnRun_Click(object sender, EventArgs e) { m_grid.DataRows.Clear(); if (string.IsNullOrEmpty(txtQuery.Text)) { return; } var list = ADUtils.FindInAdInfos(txtQuery.Text); foreach (var i in list) { var row = m_grid.DataRows.AddNew(); row.Cells[0].Value = i.Item1; row.Cells[1].Value = i.Item2; row.Cells[2].Value = i.Item3; } }