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protected void Button1_Click(object sender, EventArgs e)
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{
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string selectedKeys = ""; //保存所有选中的记录的主键
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for (int i = 0; i < GVDealNow.Rows.Count; i++)
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{
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GridViewRow row = GVDealNow.Rows[i];
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if (row.RowType == DataControlRowType.DataRow)
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{
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//检查是否选中,假设CheckBox的ID为Checkbox1,且在GVDealNow的第一列中
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CheckBox cb = (CheckBox)row.Cells[9].FindControl("CBsig");
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//如果选中,则记录选中记录的主键
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if (cb.Checked)
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{
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selectedKeys = selectedKeys + GVDealNow.DataKeys[row.RowIndex].Value.ToString() + ",";
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}
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}
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}
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if (selectedKeys != "")
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{
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selectedKeys = selectedKeys.TrimEnd(new char[] { ',' });
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//生成sql语句,并执行删除
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string sql = "delete from tb_Card where CardID in (" + selectedKeys + ")";
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SqlConnection conn = new SqlConnection("连接字符串");
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SqlCommand cmd = new SqlCommand(sql);
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cmd.Connection = conn;
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cmd.CommandType = CommandType.Text;
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conn.Open();
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cmd.ExecuteNonQuery();
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conn.Close();
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}
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else
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{
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Response.Write("未选中要删除的记录!");
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}
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}
第一列 和第十列 是模板列!
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绑定代码如下



请大家帮忙解决下!!

这是数据库字段!~!