excel导入

public DataSet ExecleDs(string filenameurl, string table) { string strConn = ""; string IsXls = System.IO.Path.GetExtension(FileUpload1.FileName).ToString().ToLower(); if (IsXls == ".xlsx") //excel2007的文件 { strConn = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source='" + filenameurl + "';Extended Properties='Excel 12.0;HDR=YES'"; } if (IsXls == ".xls") //excel2003的文件 { strConn = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source='" + filenameurl + "';Extended Properties='Excel 8.0;HDR=YES;'"; } OleDbConnection conn = new OleDbConnection(strConn); conn.Open(); DataSet ds = new DataSet(); OleDbDataAdapter odda = new OleDbDataAdapter("select * from [Sheet1$]", conn); odda.Fill(ds, table); return ds; } protected void btnPass_Click(object sender, EventArgs e) {

if (FileUpload1.HasFile == false)//HasFile用来检查FileUpload是否有指定文件 { Response.Write("<script>alert('请您选择Excel文件')</script> "); return;//当无文件时,返回 } string IsXls = System.IO.Path.GetExtension(FileUpload1.FileName).ToString().ToLower();//System.IO.Path.GetExtension获得文件的扩展名 if (IsXls != ".xls" && IsXls != ".xlsx") { Response.Write("<script>alert('只可以选择Excel文件')</script>"); return;//当选择的不是Excel文件时,返回 } string filename = DateTime.Now.ToString("yyyymmddhhMMss") + FileUpload1.FileName; //获取Execle文件名 DateTime日期函数 string savePath = Server.MapPath(("~\\upfiles\\") + filename);//Server.MapPath 获得虚拟服务器相对路径 FileUpload1.SaveAs(savePath); //SaveAs 将上传的文件内容保存在服务器上 DataSet ds = ExecleDs(savePath, filename); //调用自定义方法 DataRow[] dr = ds.Tables[0].Select(); //定义一个DataRow数组 DataTable dt1; DataTable dt2; int rowsnum = ds.Tables[0].Rows.Count; if (rowsnum == 0) { Response.Write("<script>alert('Excel表为空表,无数据!')</script>"); //当Excel表为空时,对用户进行提示 } else { for (int i = 0; i < dr.Length; i++) { string banzu = dr[i]["班组名称"].ToString();//编号 列名 以下类似 string danwei = dr[i]["所在单位"].ToString(); string leixing = dr[i]["班组类型"].ToString(); string dengji = dr[i]["班组等级"].ToString(); string fenshu = Convert.ToDouble((dr[i]["分数"])).ToString("0.00");//Convert.((dr[i]["分数"]),"0.00"); string riqi = Convert.ToDateTime(dr[i]["日期"].ToString()).ToString("yyyy-MM").Substring(0,7); string sqlcheck = "select count(*) as a from phb where riqi='" + riqi + "'And adminname='" + lblAdminName.Text + "'"; //检查用户是否存在 string sqlcheck_rq="select * from phb_rq where phb_rq ='"+riqi+"'"; int count_rq = -1;

if (cls.GetDataTable(sqlcheck_rq).Rows.Count > 0) { count_rq = 1; } else { count_rq = 0; } // int count = Convert.ToInt32(cls.GetDataTable(sqlcheck).Rows[0]["a"].ToString()); int count = -1; if (count < 1) { string insertstr = "insert into phb (banzu,danwei,leixing,dengji,fenshu,riqi,adminname) values('" + banzu + "','" + danwei + "','" + leixing + "','" + dengji + "','" + fenshu + "','" + riqi + "','" + lblAdminName.Text + "')"; if (count_rq == 0) { string insertstr1 = "insert into phb_rq (phb_rq) values ('" + riqi + "')"; dt2 = cls.GetDataTable(insertstr1); dt2.Dispose(); } try { dt1 = cls.GetDataTable(insertstr); dt1.Dispose(); } catch (MembershipCreateUserException ex) //捕捉异常 { Response.Write("<script>alert('导入内容:" + ex.Message + "')</script>"); } } else { Response.Write("<script>alert('内容重复！禁止导入');location='OrtherList2.aspx'</script></script> "); continue; } } Response.Write("<script>alert('Excle表导入成功!');location='OrtherList2.aspx'</script>"); }