<!DOCTYPE html> <html> <head> <title>ajax</title> <script type="text/javascript" src="js/jquery.js"></script> <meta charset="utf-8" /> <style type="text/css"> form{ position: relative; } ul li{ list-style: none; } .divide ul li img{ 100px; border: 3px solid #eeeeee; } .selected{ border: 3px solid #0099aa; } form input{ position: absolute; top: 0; left: 0; padding: 20px; opacity: 0; } button{ padding: 20px; background: #0099aa; border-radius: 3px; border: 2px solid #333333; color: #ffffff; font-size: 18px; } .loading{ display: none; } </style> </head> <body> <input type="file" id="file" multiple /> <div class="loading"><img src="loading.gif" /></div> <div class="divide"> <ul> </ul> </div> <script type="text/javascript"> $(function(){ $("#file").change(function(){ data = new FormData(); data.append('files', $('#file')[0].files[0]); $.ajax({ type: "post", url: "upload.php", processData: false, contentType: false, data: data, success: function(a, b, c){ $("div ul").append("文件上传成功!<li><img src='" + a + "' /> </li>"); } }); }); }); </script> </body> </html>