diff --git a/examples/upload.html b/examples/upload.html
index c0e7358d..3d8fd50c 100644
--- a/examples/upload.html
+++ b/examples/upload.html
@@ -92,9 +92,9 @@ hr{margin: 30px 0;}
 <script src="../src/layui.js" src1="https://cdn.staticfile.org/layui/2.6.8/layui.js"></script>
 <script>
 layui.use(['upload', 'element'], function(){
-  var $ = layui.jquery
-  ,upload = layui.upload
-  ,element = layui.element;
+  var $ = layui.$;
+  var upload = layui.upload;
+  var element = layui.element;
 
   var uploadInst = upload.render({
     elem: '#test1'
@@ -103,7 +103,7 @@ layui.use(['upload', 'element'], function(){
     //,accept: 'file'
     ,method: 'get'
     ,fileAccept: 'image/*'
-    ,exts: "jpg|png|gif|bmp|jpeg|pdf"
+    ,exts: 'jpg|png|gif|bmp|jpeg|pdf'
     ,data: { //额外参数
       a: 1
       ,b: function(){
@@ -162,7 +162,8 @@ layui.use(['upload', 'element'], function(){
   upload.render({
     elem: '#test2'
     ,url: 'https://httpbin.org/post'
-    ,multiple: true
+    ,multiple: true // 多文件
+    ,unified: true // 一起上传 ---  2.8.8+
     ,accept: 'images'
     ,number: 3 //同时上传的数量
     ,size: 1024
@@ -172,18 +173,18 @@ layui.use(['upload', 'element'], function(){
         $('#demo2').append('<img src="'+ result +'" alt="'+ file.name +'" class="layui-upload-img">')
       });
 
-      //this.files = obj.pushFile();
+      // this.files = obj.pushFile();
     }
     ,done: function(res, index){
-      //上传完毕
-      //console.log(this.files)
+      // 上传完毕
+      console.log(res, index)
     }
     ,allDone: function(obj){
       console.log(obj)
     }
   });
   
-  //演示多文件列表
+  // 演示多文件列表 ---  本示例仅演示未开启 unified 属性的情况
   var demoListView = $('#demoList');
   var uploadListIns = upload.render({
     elem: '#testList'
@@ -247,6 +248,7 @@ layui.use(['upload', 'element'], function(){
     }
     ,progress: function(n, elem, e, index){
       console.log(n);
+      console.log(index);
       element.progress('progress-'+ index, n + '%'); //进度条
     }
   });