jQuery Ajax File Upload实例源码

2019-11-19 18:34:01

字体：大中小

来源：转载

供稿：网友

本文实例为大家分享了jQuery Ajax File Upload实例源码，供大家参考，具体内容如下

项目结构

Default.aspx
Upload.aspx
Scripts/…
style.css

效果图

客户端html代码

<%@ Page Language="vb" AutoEventWireup="false" CodeBehind="UploadFile.aspx.vb" Inherits="Web.UploadFile" %>  <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server">   <title></title>   <link rel="Stylesheet" type="text/css" href="style.css" mce_href="style.css" media="all" />   <mce:script type="text/JavaScript" src="../Scripts/jQuery-1.4.1.min.js" mce_src="Scripts/jquery-1.4.1.min.js"></mce:script>   <mce:script type="text/javascript" src="../Scripts/ajaxupload.3.5.js" mce_src="Scripts/ajaxupload.3.5.js"></mce:script>   <mce:script type="text/javascript"><!--     $(function () {       var btnUpload = $('#upload');       var status = $('#status');       new AjaxUpload(btnUpload, {         action: 'Upload.aspx',         //Name of the file input box         name: 'uploadfile',         onSubmit: function (file, ext) {           if (!(ext && /^(jpg|png|jpeg|gif)$/.test(ext))) {             // check for valid file extension             status.text('Only JPG, PNG or GIF files are allowed');             return false;           }           status.text('Uploading...');         },         onComplete: function (file, response) {           //On completion clear the status           status.text('');           //Add uploaded file to list           if (response === "success") {             $('<li></li>').appendTo('#files').html('<img src="./uploads/' + file + '" mce_src="uploads/' + file + '" alt="" /><br />' + file).addClass('success');           } else {             $('<li></li>').appendTo('#files').text(file).addClass('error');           }         }       });     });     // --></mce:script> </head> <body>   <form id="form1" runat="server">   <div id="upload">     Upload File   </div>    <!-- Upload Button-->   <div id="Div1" >Upload File</div><span id="status" ></span>   <!--List Files-->   <ul id="files" ></ul>     </form> </body> </html>

服务端处理代码Upload.aspx

 using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls;  namespace JqueryAjaxUploadTest {   public partial class Upload : System.Web.UI.Page   {     protected void Page_Load(object sender, EventArgs e)     {       try       {         HttpPostedFile hpfFile = Request.Files["uploadfile"];         hpfFile.SaveAs(Server.MapPath("~/uploads/") + hpfFile.FileName);         Response.Write("success");       }       catch (Exception)       {          Response.Write("fail");       }     }   } }

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持武林网。

上一篇：最好用的Bootstrap fileinput.js文件上传组件

下一篇：VueJs与ReactJS和AngularJS的异同点