asp.net 上传文件（Excel）时后台的处理操作

前台：<asp:FileUpload runat="server" ID="fpImportUsers" Width="350" size="50" />

 

后台：

if (this.fpImportUsers.HasFile)
        {
            //这里负责上传文档，统一上传文档的代码
            string extension = Path.GetExtension(this.fpImportUsers.FileName);
            if (extension == ".xls" || extension == ".xlsx")
            {
                //目录设置 upload/UserImport ,            
                string folderPath = "UserImport";

                string fileName = Server.MapPath("~/App_Upload/" + folderPath) + "/userImport" + extension;

　　　　　　//另存为到本地，
                this.fpImportUsers.SaveAs(fileName);

　　　　　　......对Excel或其它内容的处理代码
            }

}