private void btnSearchProduct_Click(object sender, EventArgs e) { var selectsql = SelectSQL.SelectProduct(txtProductName.Text, txtProductCode.Text, txtRemark.Text); BindData.BingDataGridView(dgvProductInfo, selectsql); for (int i = 0; i < dgvProductInfo.Rows.Count; i++) { dgvProductInfo.Rows[i].Cells[0].Value = "修改商品"; dgvProductInfo.Rows[i].Cells[1].Value = "删除商品"; } }