最简单的上传文件

1       <div class="upload">
2           <asp:FileUpload ID="FileUpload1" runat="server"/>
3           <asp:Button ID="BtnLoad" runat="server" Text="上传" onclick="BtnLoad_Click"/>
4      </div>

 1   protected void BtnLoad_Click(object sender, EventArgs e)
 2         {
 3             if (this.FileUpload1.FileName == "")
 4             {
 5                 Response.Write("<script>alert(‘没有上传文件‘)</script>");
 6                 return;
 7             }
 8             DataAccess.dataDR datadr = new dataDR();
 9             datadr.delete("delete from dbo.autozhesuanxisubiao");
10             string fileName = DateTime.Now.ToString("yyMMddhhmmss") + ".xls";
11             string path = Server.MapPath("~/upload/excel/") + fileName;
12             FileUpload1.SaveAs(path);
13 
14             if (path != null)
15             {
16                 DataAccess.LoadSourceToDataAccess.loadAutoZhesSuangXiShu(path);
17                 Response.Write("<script>alert(‘上传成功！‘)</script>");
18             }
19             else
20             {
21                 Response.Write("<script>alert(‘没有上传文件‘)</script>");
22             }
23         }