ASP.NET的DataGrid批量添加数据

 在以前的一个学校项目中，学生管理系统中应用了 ASP.NET的DataGrid批量添加数据，应用DataGrid的循环添加数据
for (i = 0; i < (int)this.MyDataGrid.Items.Count; i++)
{
//处理
}
截图
浏览数据

添加数据

数据库表数据
学生表
stu_Information
    [id] [nvarchar]
    [name] [nvarchar]
    [sex] [nvarchar]
    [birth] [nvarchar]
    [age] [nvarchar]
    [department] [nvarchar]
    [class] [nvarchar]
    [post] [nvarchar]
    [Political] [nvarchar]
    [address] [nvarchar]
    [email] [nvarchar]
    [phone] [nvarchar]
    [Telephone1] [nvarchar]
    [Telephone2] [nvarchar]
    [Information] [nvarchar]
考勤表
kaoqin
    [kaoqinID] [int] IDENTITY (1, 1) NOT NULL ,
    [datetime] [datetime] NULL ,
    [id] [char]
    [title] [char]
    [week] [char]
    [dayno] [char]
    [type] [char]
    [times] [int] NULL ,
    [information] [char]

页面aspx文件
<asp:DataGrid ID="MyDataGrid" AutoGenerateColumns="False" Width="100%" HeaderStyle-HorizontalAlign="center"
                ItemStyle-HorizontalAlign="center" runat="server">
                <Columns>
                    <asp:BoundColumn DataField="id" SortExpression="id" HeaderStyle-Width="10%" HeaderStyle-CssClass="topbar"
                        HeaderStyle-ForeColor="#ffffff" HeaderText="学号" />
                    <asp:BoundColumn DataField="name" SortExpression="name" HeaderStyle-Width="8%" HeaderStyle-CssClass="topbar"
                        HeaderStyle-ForeColor="#ffffff" HeaderText="姓名" />
                    <asp:BoundColumn DataField="sex" SortExpression="sex" HeaderStyle-Width="5%" HeaderStyle-CssClass="topbar"
                        HeaderStyle-ForeColor="#ffffff" HeaderText="性别" />
                    <asp:TemplateColumn HeaderText="迟到(次数)" HeaderStyle-Width="15%" HeaderStyle-CssClass="topbar"
                        HeaderStyle-ForeColor="#ffffff">
                        <ItemTemplate>
                            <asp:TextBox ID="Late" Width="30px" runat="server" />
                        </ItemTemplate>
                    </asp:TemplateColumn>
                    <asp:TemplateColumn HeaderText="早退(次数)" HeaderStyle-Width="15%" HeaderStyle-CssClass="topbar"
                        HeaderStyle-ForeColor="#ffffff">
                        <ItemTemplate>
                            <asp:TextBox ID="LeaveEarly" Width="30px" runat="server" />
                        </ItemTemplate>
                    </asp:TemplateColumn>
                    <asp:TemplateColumn HeaderText="旷课(次数)" HeaderStyle-Width="15%" HeaderStyle-CssClass="topbar"
                        HeaderStyle-ForeColor="#ffffff">
                        <ItemTemplate>
                            <asp:TextBox ID="Absenteeism" Width="30px" runat="server" />
                        </ItemTemplate>
                    </asp:TemplateColumn>
                    <asp:TemplateColumn HeaderText="请假(次数)" HeaderStyle-Width="15%" HeaderStyle-CssClass="topbar"
                        HeaderStyle-ForeColor="#ffffff">
                        <ItemTemplate>
                            <asp:TextBox ID="Leave" Width="30px" runat="server" />
                        </ItemTemplate>
                    </asp:TemplateColumn>
                    <asp:TemplateColumn HeaderText="备注" HeaderStyle-Width="40%" HeaderStyle-CssClass="topbar"
                        HeaderStyle-ForeColor="#ffffff">
                        <ItemTemplate>
                            <asp:TextBox ID="Information" Width="200px" runat="server" />
                        </ItemTemplate>
                    </asp:TemplateColumn>
                </Columns>
            </asp:DataGrid>
后台aspx.cs
protected void btn_Add(object sender, ImageClickEventArgs e)
    {
        string link1 = ConfigurationSettings.AppSettings["link_local"].ToString();
        SqlConnection conn1 = new SqlConnection(link1);
        string sqlcmd = "";
        int i;
        bool flag = false;
        conn1.Open();
        for (i = 0; i < (int)this.MyDataGrid.Items.Count; i++)
        {
            string typename = "";
            if (((TextBox)MyDataGrid.Items[i].Cells[3].Controls[1]).Text.Trim() != "")
            {
                typename = "迟到";
                flag = true;
                sqlcmd = "insert into kaoqin(id,week,datetime,type,times,information)  values(@id,@week,@datetime,@type,@times,@information)";
                SqlCommand comm = new SqlCommand(sqlcmd, conn1);
                comm.Parameters.Add("@id", SqlDbType.Char, 20);
                comm.Parameters.Add("@week", SqlDbType.Char, 10);
                comm.Parameters.Add("@datetime", SqlDbType.DateTime, 8);
                comm.Parameters.Add("@type", SqlDbType.Char, 10);
                comm.Parameters.Add("@times", SqlDbType.Char, 10);
                comm.Parameters.Add("@information", SqlDbType.Char, 100);

                comm.Parameters["@id"].Value = this.MyDataGrid.Items[i].Cells[0].Text.Trim();
                comm.Parameters["@week"].Value = Week.SelectedItem.Value;
                comm.Parameters["@datetime"].Value = DateTime.Now.ToString("yyyy年MM月dd日");
                comm.Parameters["@type"].Value = typename.Trim();
                comm.Parameters["@times"].Value = ((TextBox)MyDataGrid.Items[i].Cells[3].Controls[1]).Text.Trim();
                comm.Parameters["@information"].Value = ((TextBox)this.MyDataGrid.Items[i].Cells[7].Controls[1]).Text.Trim();
                comm.ExecuteNonQuery();
            }
            if (((TextBox)MyDataGrid.Items[i].Cells[4].Controls[1]).Text.Trim() != "")
            {
                typename = "早退";
                flag = true;
                sqlcmd = "insert into kaoqin(id,week,datetime,type,times,information)        values(@id,@week,@datetime,@type,@times,@information)";
                SqlCommand comm = new SqlCommand(sqlcmd, conn1);
                comm.Parameters.Add("@id", SqlDbType.Char, 20);
                comm.Parameters.Add("@week", SqlDbType.Char, 10);
                comm.Parameters.Add("@datetime", SqlDbType.DateTime, 8);
                comm.Parameters.Add("@type", SqlDbType.Char, 10);
                comm.Parameters.Add("@times", SqlDbType.Char, 10);
                comm.Parameters.Add("@information", SqlDbType.Char, 100);

                comm.Parameters["@id"].Value = this.MyDataGrid.Items[i].Cells[0].Text.Trim();
                comm.Parameters["@week"].Value = Week.SelectedItem.Value;
                comm.Parameters["@datetime"].Value = DateTime.Now.ToString("yyyy年MM月dd日");
                comm.Parameters["@type"].Value = typename.Trim();
                comm.Parameters["@times"].Value = ((TextBox)MyDataGrid.Items[i].Cells[4].Controls[1]).Text.Trim();
                comm.Parameters["@information"].Value = ((TextBox)this.MyDataGrid.Items[i].Cells[7].Controls[1]).Text.Trim();
                comm.ExecuteNonQuery();
            }
            if (((TextBox)MyDataGrid.Items[i].Cells[5].Controls[1]).Text.Trim() != "")
            {
                typename = "旷课";
                flag = true;
                sqlcmd = "insert into kaoqin(id,week,datetime,type,times,information)        values(@id,@week,@datetime,@type,@times,@information)";
                SqlCommand comm = new SqlCommand(sqlcmd, conn1);
                comm.Parameters.Add("@id", SqlDbType.Char, 20);
                comm.Parameters.Add("@week", SqlDbType.Char, 10);
                comm.Parameters.Add("@datetime", SqlDbType.DateTime, 8);
                comm.Parameters.Add("@type", SqlDbType.Char, 10);
                comm.Parameters.Add("@times", SqlDbType.Char, 10);
                comm.Parameters.Add("@information", SqlDbType.Char, 100);

                comm.Parameters["@id"].Value = this.MyDataGrid.Items[i].Cells[0].Text.Trim();
                comm.Parameters["@week"].Value = Week.SelectedItem.Value;
                comm.Parameters["@datetime"].Value = DateTime.Now.ToString("yyyy年MM月dd日");
                comm.Parameters["@type"].Value = typename.Trim();
                comm.Parameters["@times"].Value = ((TextBox)MyDataGrid.Items[i].Cells[5].Controls[1]).Text.Trim();
                comm.Parameters["@information"].Value = ((TextBox)this.MyDataGrid.Items[i].Cells[7].Controls[1]).Text.Trim();
                comm.ExecuteNonQuery();
            }
            if (((TextBox)MyDataGrid.Items[i].Cells[6].Controls[1]).Text.Trim() != "")
            {
                typename = "请假";
                flag = true;
                sqlcmd = "insert into kaoqin(id,week,datetime,type,times,information)        values(@id,@week,@datetime,@type,@times,@information)";
                SqlCommand comm = new SqlCommand(sqlcmd, conn1);
                comm.Parameters.Add("@id", SqlDbType.Char, 20);
                comm.Parameters.Add("@week", SqlDbType.Char, 10);
                comm.Parameters.Add("@datetime", SqlDbType.DateTime, 8);
                comm.Parameters.Add("@type", SqlDbType.Char, 10);
                comm.Parameters.Add("@times", SqlDbType.Char, 10);
                comm.Parameters.Add("@information", SqlDbType.Char, 100);

                comm.Parameters["@id"].Value = this.MyDataGrid.Items[i].Cells[0].Text.Trim();
                comm.Parameters["@week"].Value = Week.SelectedItem.Value;
                comm.Parameters["@datetime"].Value = DateTime.Now.ToString("yyyy年MM月dd日");
                comm.Parameters["@type"].Value = typename.Trim();
                comm.Parameters["@times"].Value = ((TextBox)MyDataGrid.Items[i].Cells[6].Controls[1]).Text.Trim();
                comm.Parameters["@information"].Value = ((TextBox)this.MyDataGrid.Items[i].Cells[7].Controls[1]).Text.Trim();
                comm.ExecuteNonQuery();
            }
        }
        conn1.Close();
        if (flag == true)
        {
            lblMessage.Text = "添加成功!";
        }
        else
            lblMessage.Text = "未添加信息";
    }
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