C#Excel上传批量导入sqlserver

前台:

 <x:FileUpload ID="btnUpField"  runat="server" Label="上传Excel批量导入用户信息" ShowLabel="true"  >
                         
                    </x:FileUpload>
                    <x:Button ID="Button1" Text="上传" runat="server" Icon="SystemSaveNew"
                        OnClick="btnUpField_Click">
                        </x:Button>

后台:

 protected void btnUpField_Click(object sender, EventArgs e)
        {
            //将需要导入的文件上传到服务器 
            string filePath = "";
            string fileExtName = "";
            string myFileName;//用不到,但也写上吧 
            string myPath;
            string FullName = "";//保存文件的完整文件名 
            if (btnUpField.PostedFile.FileName != "")
            {
                //取得文件路径    
                filePath = btnUpField.PostedFile.FileName;
                //取得文件扩展名
                fileExtName = filePath.Substring(filePath.LastIndexOf(".") + 1);
                //判断是否为Excel文件  
                if (fileExtName == "xls" || fileExtName == "xlsx")
                {
                    try
                    {
                        //取得与web服务器上指定的虚拟路径相对应的物理路径
                        myPath = Server.MapPath("~/UpFile/");
                        //取得文件名
                        myFileName = filePath.Substring(filePath.LastIndexOf(".") + 1);
                        //取得当前时间,以“时时分分秒秒”来命名,以免重复 
                        string strDateName = DateTime.Now.ToString("hhmmss");
                        FullName = myPath + strDateName + "." + fileExtName;
                        btnUpField.PostedFile.SaveAs(FullName);
                    }
                    catch (Exception ex)
                    {
                        Response.Write(ex.Message);
                    }
                }
                else
                {
                    Alert.Show("文件格式不正确", MessageBoxIcon.Error);
                    return;

                }



            }
            //读取Excel中的内容 
            //string strConn = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + FullName + ";Extended Properties='Excel 8.0;HDR=YES;IMEX=1;'";//Excel2003
            //string strConn = String.Empty;
            string strConn = "Provider=Microsoft.Ace.OleDb.12.0;Data Source=" + FullName + ";Extended Properties='Excel 12.0; HDR=YES; IMEX=1'";//Excel2007以上

            OleDbConnection connxls = new OleDbConnection(strConn);
            if (connxls.State.ToString() == "Closed")
            {
                connxls.Open();

            }

            string sqlExcel = "SELECT * FROM [Sheet1$]";

            OleDbDataAdapter myDa = new OleDbDataAdapter(sqlExcel, connxls);
            //DataTable m_tableName=new DataTable();
            DataSet myDs = new DataSet();
            //m_tableName = connxls.GetOleDbSchemaTable(OleDbSchemaGuid.Tables, null);
            //if (m_tableName != null && m_tableName.Rows.Count > 0)
            //{

            //    m_tableName.TableName = m_tableName.Rows[0]["TABLE_NAME"].ToString();

            //}
            try
            {
                myDa.Fill(myDs, "[Sheet1$]");
            }
            catch (Exception ex)
            {
                Response.Write("数据格式不对!" + ex.Message);
            }
            if (myDs.Tables[0].Rows.Count > 0)//数据绑定
            {
                int i = 0;
                try
                {
                    
                }
                catch (Exception ex)
                {
                    Response.Write("读取出错" + ex.Message);
                }
                for (i = 0; i < myDs.Tables[0].Rows.Count; i++)
                {
                    txtLoginName.Text = myDs.Tables[0].Rows[i][0].ToString();
                    txtName.Text = myDs.Tables[0].Rows[i][1].ToString();
                    txtPassword.Text = myDs.Tables[0].Rows[i][2].ToString();
                    txtAfreshPwd.Text = myDs.Tables[0].Rows[i][3].ToString();

                    if (myDs.Tables[0].Rows[i][4].ToString().Equals(""))
                    { rbSex.SelectedItem.Value = ""; }
                    else
                    { rbSex.SelectedItem.Value = ""; }


                    Save();

                }
                
                Alert.Show("恭喜您保存成功" + "共有" + myDs.Tables[0].Rows.Count + "条数据," + "正在保存第" + i + "", MessageBoxIcon.Information);
            }
            PageContext.RegisterStartupScript(ActiveWindow.GetHideRefreshReference());
        }
原文地址:https://www.cnblogs.com/fang645421992/p/3818898.html