| 1.下载:https://github.com/blueimp/jQuery-File-Upload 2.命令: npm install   bower install ====================== 3.修改basic.html 如下:  
 1.cdn 静态引用修改 2.ajax提交路径修改 ====&&& 其他demo页面修改同理 =======; 下面修改完了以后。如下所示: <!DOCTYPE HTML><!--
 /*
 * jQuery File Upload Plugin Basic Demo
 * https://github.com/blueimp/jQuery-File-Upload
 *
 * Copyright 2013, Sebastian Tschan
 * https://blueimp.net
 *
 * Licensed under the MIT license:
 * https://opensource.org/licenses/MIT
 */
 -->
 <html lang="en">
 <head>
 <!-- Force latest IE rendering engine or ChromeFrame if installed -->
 <!--[if IE]><meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"><![endif]-->
 <meta charset="utf-8">
 <title>jQuery File Upload Demo - Basic version</title>
 <meta name="description" content="File Upload widget with multiple file selection, drag&drop support and progress bar for jQuery. Supports cross-domain, chunked and resumable file uploads. Works with any server-side platform (PHP, Python, Ruby on Rails, Java, Node.js, Go etc.) that supports standard HTML form file uploads.">
 <meta name="viewport" content="width=device-width, initial-scale=1.0">
 <!-- Bootstrap styles -->
 <link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.2.0/css/bootstrap.css">
 <!-- Generic page styles -->
 <link rel="stylesheet" href="css/style.css">
 <!-- CSS to style the file input field as button and adjust the Bootstrap progress bars -->
 <link rel="stylesheet" href="css/jquery.fileupload.css">
 </head>
 <body>
 <div class="navbar navbar-default navbar-fixed-top">
 <div class="container">
 <div class="navbar-header">
 <button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-fixed-top .navbar-collapse">
 <span class="icon-bar"></span>
 <span class="icon-bar"></span>
 <span class="icon-bar"></span>
 </button>
 <a class="navbar-brand" href="https://github.com/blueimp/jQuery-File-Upload">jQuery File Upload</a>
 </div>
 <div class="navbar-collapse collapse">
 <ul class="nav navbar-nav">
 <li><a href="https://github.com/blueimp/jQuery-File-Upload/tags">Download</a></li>
 <li><a href="https://github.com/blueimp/jQuery-File-Upload">Source Code</a></li>
 <li><a href="https://github.com/blueimp/jQuery-File-Upload/wiki">Documentation</a></li>
 <li><a href="https://blueimp.net">© Sebastian Tschan</a></li>
 </ul>
 </div>
 </div>
 </div>
 <div class="container">
 <h1>jQuery File Upload Demo</h1>
 <h2 class="lead">Basic version</h2>
 <ul class="nav nav-tabs">
 <li class="active"><a href="basic.html">Basic</a></li>
 <li><a href="basic-plus.html">Basic Plus</a></li>
 <li><a href="index.html">Basic Plus UI</a></li>
 <li><a href="angularjs.html">AngularJS</a></li>
 <li><a href="jquery-ui.html">jQuery UI</a></li>
 </ul>
 <br>
 <blockquote>
 <p>File Upload widget with multiple file selection, drag&drop support and progress bar for jQuery.<br>
 Supports cross-domain, chunked and resumable file uploads.<br>
 Works with any server-side platform (PHP, Python, Ruby on Rails, Java, Node.js, Go etc.) that supports standard HTML form file uploads.</p>
 </blockquote>
 <br>
 <!-- The fileinput-button span is used to style the file input field as button -->
 <span class="btn btn-success fileinput-button">
 <i class="glyphicon glyphicon-plus"></i>
 <span>Select files...</span>
 <!-- The file input field used as target for the file upload widget -->
 <input id="fileupload" type="file" name="files[]" multiple>
 </span>
 <br>
 <br>
 <!-- The global progress bar -->
 <div id="progress" class="progress">
 <div class="progress-bar progress-bar-success"></div>
 </div>
 <!-- The container for the uploaded files -->
 <div id="files" class="files"></div>
 <br>
 <div class="panel panel-default">
 <div class="panel-heading">
 <h3 class="panel-title">Demo Notes</h3>
 </div>
 <div class="panel-body">
 <ul>
 <li>The maximum file size for uploads in this demo is <strong>999 KB</strong> (default file size is unlimited).</li>
 <li>Only image files (<strong>JPG, GIF, PNG</strong>) are allowed in this demo (by default there is no file type restriction).</li>
 <li>Uploaded files will be deleted automatically after <strong>5 minutes or less</strong> (demo files are stored in memory).</li>
 <li>You can <strong>drag & drop</strong> files from your desktop on this webpage (see <a href="https://github.com/blueimp/jQuery-File-Upload/wiki/Browser-support">Browser support</a>).</li>
 <li>Please refer to the <a href="https://github.com/blueimp/jQuery-File-Upload">project website</a> and <a href="https://github.com/blueimp/jQuery-File-Upload/wiki">documentation</a> for more information.</li>
 <li>Built with the <a href="http://getbootstrap.com/">Bootstrap</a> CSS framework and Icons from <a href="http://glyphicons.com/">Glyphicons</a>.</li>
 </ul>
 </div>
 </div>
 </div>
 <script src="http://cdn.bootcss.com/jquery/1.11.3/jquery.min.js"></script>
 <!-- The jQuery UI widget factory, can be omitted if jQuery UI is already included -->
 <script src="js/vendor/jquery.ui.widget.js"></script>
 <!-- The Iframe Transport is required for browsers without support for XHR file uploads -->
 <script src="js/jquery.iframe-transport.js"></script>
 <!-- The basic File Upload plugin -->
 <script src="js/jquery.fileupload.js"></script>
 <!-- Bootstrap JS is not required, but included for the responsive demo navigation -->
 <script src="http://cdn.bootcss.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
 <script>
 /*jslint unparam: true */
 /*global window, $ */
 $(function () {
 'use strict';
 // Change this to the location of your server-side upload handler:
 var url ='http://localhost:8888/';
 $('#fileupload').fileupload({
 url: url,
 dataType: 'json',
 done: function (e, data) {
 $.each(data.result.files, function (index, file) {
 $('<p/>').text(file.name).appendTo('#files');
 });
 },
 progressall: function (e, data) {
 var progress = parseInt(data.loaded / data.total * 100, 10);
 $('#progress .progress-bar').css(
 'width',
 progress + '%'
 );
 }
 }).prop('disabled', !$.support.fileInput)
 .parent().addClass($.support.fileInput ? undefined : 'disabled');
 });
 </script>
 </body>
 </html>
 
 4.服务跑起来:(需要点服务器知识) 
   5.完成上传;   其他演示:https://blueimp.github.io/jQuery-File-Upload/jquery-ui.html  (官网提供静态展示) |