91av视频/亚洲h视频/操亚洲美女/外国一级黄色毛片 - 国产三级三级三级三级

  • 大小: 91KB
    文件類型: .rar
    金幣: 2
    下載: 0 次
    發布日期: 2021-05-10
  • 語言: C#
  • 標簽: asp.net,c#??

資源簡介

c#源碼 文件夾上傳、修改、刪除,文件格式限制,文件大小限制asp.net,適合初學者

資源截圖

代碼片段和文件信息

using?System;
using?System.Collections.Generic;
using?System.Linq;
using?System.Web;
using?System.Web.UI;
using?System.Web.UI.WebControls;
using?System.Data;
using?System.Configuration;
using?System.Security;
using?System.Web.UI.WebControls.WebParts;
using?System.IO;
using?System.Web.UI.HtmlControls;



public?partial?class?_Default?:?System.Web.UI.Page
{
????protected?void?Page_Load(object?sender?EventArgs?e)
????{
????????if?(!IsPostBack)
????????{
????????????InitFolderInfo();
????????????InitUploadLimit();
????????????InitFileList();
????????}
????}
????protected?void?ddl_FunctionList_SelectedIndexChanged(object?sender?EventArgs?e)
????{
????????mvFolder.ActiveViewIndex?=?Convert.ToInt16(ddl_FunctionList.SelectedValue);
????}
????protected?void?btn_Upload_Click(object?sender?EventArgs?e)
????{
????????if?(FileUpload.HasFile)
????????{
????????????if?(IsAllowableFileType())
????????????{
????????????????if?(IsAllowableFileSize())
????????????????{
????????????????????string?strFileUploadPath?=?ConfigurationManager.AppSettings[“FileUploadPath“].ToString();
????????????????????string?strFileName?=?FileUpload.FileName;
????????????????????string?strFilePhysicalPath?=?Server.MapPath(strFileUploadPath?+?strFileName);
????????????????????FileUpload.SaveAs(strFilePhysicalPath);
????????????????????lb_FileList.Items.Add(strFileName);
????????????????????InitFolderInfo();
????????????????????ShowMessageBox(“文件上傳成功“);
????????????????}
????????????????else
????????????????{
????????????????????ShowMessageBox(“文件大小不符合規定“);
????????????????}
????????????}
????????????else
????????????{
????????????????ShowMessageBox(“文件類型不符合規定“);
????????????}
????????}
????}
????protected?void?lb_FileList_Selected_indexChanged(object?sender?EventArgs?e)
????{
????????string?strFileUploadPath?=?ConfigurationManager.AppSettings[“FileUploadPath“].ToString();
????????string?strFileName?=?lb_FileList.SelectedValue;
????????string?strFilePhysicalPath?=?Server.MapPath(strFileUploadPath?+?strFileName);
????????FileInfo?fi?=?new?FileInfo(strFilePhysicalPath);
????????lab_FileDescription.Text?=?string.Format(“文件大小:{0}

上傳時間:{1}
“?fi.Length?fi.CreationTime);
????????tb_FileNewname.Text?=?strFileName;
????}
????private?bool?IsAllowableFileSize()
????{
????????double?iFileSizeLimit?=?Convert.ToInt32(ConfigurationManager.AppSettings[“FileSizeLimit“])?*?1024;
????????if?(iFileSizeLimit?>?FileUpload.PostedFile.ContentLength)
????????????return?true;
????????else
????????????return?false;
????}
????private?bool?IsAllowableFileType()
????{
????????string?strFileTypeLimit?=?ConfigurationManager.AppSettings[“FileTypeLimit“].ToString();
????????if?(strFileTypeLimit.IndexOf(Path.GetExtension(FileUpload.FileName).ToLower())?>?0)
????????????return?true;
????????else
????????????return?false;
????}
????protected?void?btn_Download_Click(object?sender?EventArgs?e)
????{
????????string?strFileUpload

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????3247??2018-03-20?13:27??sharedoc\Default.aspx

?????文件???????7458??2018-03-20?15:03??sharedoc\Default.aspx.cs

?????文件????????829??2018-03-20?13:31??sharedoc\Default2.aspx

?????文件????????693??2018-03-20?13:32??sharedoc\Default2.aspx.cs

?????文件???????1564??2018-03-20?14:34??sharedoc\sharedoc.sln

????..A..H.?????14336??2018-03-20?15:55??sharedoc\sharedoc.suo

?????文件?????198521??2018-03-28?11:30??sharedoc\Upload英漢詞典.txt

?????文件????????735??2018-03-19?21:46??sharedoc\web.config

?????目錄??????????0??2018-03-20?12:31??sharedoc\Upload

?????目錄??????????0??2018-03-28?11:30??sharedoc

-----------?---------??----------?-----??----

???????????????227383????????????????????10


評論

共有 條評論