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  • 创建临时文件及删除的方法

    //文件名

     string fName = string.Format("{0}{1}", DateTime.Now.ToString(CommonDefine.DATETIME_FORMAT_LIST),
                               this.fUpload.PostedFile.FileName.Substring(this.fUpload.PostedFile.FileName.LastIndexOf(".")));
                        if (!Directory.Exists(Server.MapPath("XSL")))
                        {
                            Directory.CreateDirectory(Server.MapPath("XSL"));
                        }
                        string path = Server.MapPath(string.Format("XSL\{0}", fName));//待读取Excel的全路径,临时文件路径
                        this.fUpload.PostedFile.SaveAs(path);//将上传文件重新保存在XSL临时文件夹下

    //do sth

    //删除临时文件

       //把上传的文件删除
                        if (File.Exists(Server.MapPath(string.Format("XSL\{0}", fName))))
                        {
                            File.Delete(Server.MapPath(string.Format("XSL\{0}", fName)));
                        }

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  • 原文地址:https://www.cnblogs.com/Chinarain/p/3822047.html
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