//保存 private void button1_Click(object sender, EventArgs e) { try { DataTable dtupdate = (DataTable)dataGridView1.DataSource; Form_gzzBll SjzdBll = new Form_gzzBll(); if (dtupdate != null && dtupdate.Rows.Count > 0) { SjzdBll.Add(dtupdate); SjzdBll.Upd(dtupdate); } dataSelect(); MessageBox.Show("保存成功!"); } catch (Exception ex) { MessageBox.Show("保存失败!" + ex.Message); } }