无为清净楼资源网 Design By www.qnjia.com
页面代码:
1.引入js和css文件
<link href="~/Scripts/uploadify/uploadify.css" rel="external nofollow" rel="stylesheet" /> <style type="text/css"> #upDiv { width: 550px; height: 400px; border: 2px solid red; margin-top: 30px; margin-left: 50px; float: left; } div form { text-align: center; vertical-align: middle; } h2, h3 { text-align: center; color: #00B2EE; } #upList { width: 900px; height: 400px; float: left; margin-top: 30px; margin-left: 50px; overflow-y: scroll; border: 2px solid red; } #filelist { width: 45%; height: 400px; float: left; } #lineDiv { width: 50px; height: 400px; float: left; } #imglist { width: 45%; height: 400px; float: left; } #form1 { margin-top: 25px; } img { width: 25px; height: 25px; } .btn { width: 150px; height: 40px; text-align: center; background-color: #b58061; color: white; } p { cursor: pointer; } </style> <script src="/UploadFiles/2021-04-02/jquery-1.8.2.min.js">2.body内代码
<body style="background: url(../../Images/bg.jpg) no-repeat; background-size: 1600px; width: 1600px; height: 700px; "> <h2 style="text-align:center;">ASP .NET MVC4 多文件文件上传实例</h2> <form id="form1"> <div> <input type="file" id="myfile" name="myfile" /> </div> <div> <a class="btn" href="javascript:$('#myfile').uploadify('upload');" rel="external nofollow" >上传第一个</a> <a class="btn" href="javascript:$('#myfile').uploadify('upload','*');" rel="external nofollow" >上传队列</a> <a class="btn" href="javascript:$('#myfile').uploadify('cancel');" rel="external nofollow" >取消第一个</a> <a class="btn" href="javascript:$('#myfile').uploadify('cancel', '*');" rel="external nofollow" >取消队列</a> </div> </form> <div id="upList"> <div id="filelist"> <h3>文件列表</h3> </div> <div id="lineDiv"></div> <div id="imglist"> <h3>图片列表</h3> </div> </div> </body>后台代码:
public ActionResult loadFileInfo() { StringBuilder sb = new StringBuilder(); DirectoryInfo theFolder = new DirectoryInfo(Server.MapPath("~/UploadFile/")); DirectoryInfo[] dirInfo = theFolder.GetDirectories(); //遍历文件夹 foreach (DirectoryInfo NextFolder in dirInfo) { FileInfo[] fileInfo = NextFolder.GetFiles(); //遍历文件 foreach (FileInfo NextFile in fileInfo) { string exStr = NextFile.Extension; string str = NextFile.Name; if (exStr == ".zip" || exStr == ".7z" || exStr == ".rar" || exStr.ToLower() == ".rars") { sb.Append("<p onclick='openFile(this)'><img src='../../Images/zip.png' width='25' height='25' />" + str + "</p>"); } else if (exStr == ".doc" || exStr == ".docx") { sb.Append("<p onclick='openFile(this)'><img src='../../Images/words.png' width='25' height='25' />" + str + "</p>"); } else if (exStr == ".ppt" || exStr == ".pptx") { sb.Append("<p onclick='openFile(this)'><img src='../../Images/ppt.jpg' width='25' height='25' />" + str + "</p>"); } else if (exStr == ".xlsx" || exStr == ".xls" || exStr == ".XLS") { sb.Append("<p onclick='openFile(this)'><img src='../../Images/excel.png' width='25' height='25' />" + str + "</p>"); } else if (exStr == ".pdf") { sb.Append("<p onclick='openFile(this)'><img src='../../Images/pdf.jpg' width='25' height='25' />" + str + "</p>"); } else if (exStr == ".js" || exStr == ".JS") { sb.Append("<p onclick='openFile(this)'><img src='../../Images/js.png' width='25' height='25' />" + str + "</p>"); } else if (exStr == ".html" || exStr == ".HTML") { sb.Append("<p onclick='openFile(this)'><img src='../../Images/html.png' width='25' height='25' />" + str + "</p>"); } else if (exStr == ".txt" || exStr == ".TXT") { sb.Append("<p onclick='openFile(this)'><img src='../../Images/txt.png' width='25' height='25' />" + str + "</p>"); } else if (exStr == ".mp3" || exStr == ".wmv" || exStr == ".aac") { sb.Append("<p onclick='openFile(this)'><img src='../../Images/mp3.png' width='25' height='25' />" + str + "</p>"); } else if (exStr == ".avi" || exStr == ".mov" || exStr == ".mp4" || exStr == ".ram" || exStr == ".flv") { sb.Append("<p onclick='openFile(this)'><img src='../../Images/video.png' width='25' height='25' />" + str + "</p>"); } else { sb.Append("<p onclick='openFile(this)'><img src='../../Images/file.jpg' width='25' height='25' />" + str + "</p>"); } } } return Content(sb.ToString()); } public ActionResult loadImgInfo() { StringBuilder sb = new StringBuilder(); DirectoryInfo theFolder = new DirectoryInfo(Server.MapPath("~/UploadImg/")); DirectoryInfo[] dirInfo = theFolder.GetDirectories(); //遍历文件夹 foreach (DirectoryInfo NextFolder in dirInfo) { FileInfo[] fileInfo = NextFolder.GetFiles(); //遍历文件 foreach (FileInfo NextFile in fileInfo) { string str = NextFile.Name; sb.Append("<p onclick='openImg(this)'><img src='../../Images/img.png' width='25' height='25' />" + str + "</p>"); } } return Content(sb.ToString()); } public ActionResult UploadFile() { string filepath = ""; bool fileOK = false; //判断是否已经选择上传文件 HttpPostedFileBase file = Request.Files["myfile"]; if (file != null && file.ContentLength > 0) { String fileExtension = System.IO.Path.GetExtension(file.FileName).ToLower(); //判断是否为图片类型 String[] allowedExtensions = { ".gif", ".png", ".bmp", ".jpg" }; for (int i = 0; i < allowedExtensions.Length; i++) { if (fileExtension == allowedExtensions[i]) { fileOK = true; } } if (fileOK) { //设置上传目录 string path = Server.MapPath("~/UploadImg/Img/"); if (!Directory.Exists(path)) Directory.CreateDirectory(path); string filenNamer = file.FileName; //文件路径 filepath = path + filenNamer; file.SaveAs(filepath); return RedirectToAction("Upload", "Home"); } else { //设置上传目录 string path = Server.MapPath("~/UploadFile/File/"); if (!Directory.Exists(path)) Directory.CreateDirectory(path); //不为图片类型的文件存入到File目录中 string filenNamer = file.FileName; //文件路径 filepath = path + filenNamer; file.SaveAs(filepath); return RedirectToAction("Upload", "Home"); } } else { var script = String.Format("<script>alert('请选择文件后再上传!');location.href='{0}'</script>", Url.Action("Upload")); return Content(script, "text/html"); } }以上就是本文的全部内容,希望本文的内容对大家的学习或者工作能带来一定的帮助,同时也希望多多支持!
无为清净楼资源网 Design By www.qnjia.com
广告合作:本站广告合作请联系QQ:858582 申请时备注:广告合作(否则不回)
免责声明:本站文章均来自网站采集或用户投稿,网站不提供任何软件下载或自行开发的软件! 如有用户或公司发现本站内容信息存在侵权行为,请邮件告知! 858582#qq.com
免责声明:本站文章均来自网站采集或用户投稿,网站不提供任何软件下载或自行开发的软件! 如有用户或公司发现本站内容信息存在侵权行为,请邮件告知! 858582#qq.com
无为清净楼资源网 Design By www.qnjia.com
暂无评论...
RTX 5090要首发 性能要翻倍!三星展示GDDR7显存
三星在GTC上展示了专为下一代游戏GPU设计的GDDR7内存。
首次推出的GDDR7内存模块密度为16GB,每个模块容量为2GB。其速度预设为32 Gbps(PAM3),但也可以降至28 Gbps,以提高产量和初始阶段的整体性能和成本效益。
据三星表示,GDDR7内存的能效将提高20%,同时工作电压仅为1.1V,低于标准的1.2V。通过采用更新的封装材料和优化的电路设计,使得在高速运行时的发热量降低,GDDR7的热阻比GDDR6降低了70%。
更新日志
2024年11月16日
2024年11月16日
- 第五街的士高《印度激情版》3CD [WAV+CUE][2.4G]
- 三国志8重制版哪个武将智力高 三国志8重制版智力武将排行一览
- 三国志8重制版哪个武将好 三国志8重制版武将排行一览
- 三国志8重制版武将图像怎么保存 三国志8重制版武将图像设置方法
- 何方.1990-我不是那种人【林杰唱片】【WAV+CUE】
- 张惠妹.1999-妹力新世纪2CD【丰华】【WAV+CUE】
- 邓丽欣.2006-FANTASY【金牌大风】【WAV+CUE】
- 饭制《黑神话》蜘蛛四妹手办
- 《燕云十六声》回应跑路:年内公测版本完成95%
- 网友发现国内版《双城之战》第二季有删减:亲亲环节没了!
- 邓丽君2024-《漫步人生路》头版限量编号MQA-UHQCD[WAV+CUE]
- SergeProkofievplaysProkofiev[Dutton][FLAC+CUE]
- 永恒英文金曲精选4《TheBestOfEverlastingFavouritesVol.4》[WAV+CUE]
- 群星《国风超有戏 第9期》[320K/MP3][13.63MB]
- 群星《国风超有戏 第9期》[FLAC/分轨][72.56MB]