//由于layui 返回的是进度，无法实现多任务上传进条，因此修改源码即可
加载layui.js修改upload.js
找到 l.progress   166行将参数改为
原l.progress(t,l.item[0]) 改 l.progress(t, l.item[0],o)即可
参数
t 为进度1到100；
l.item[0] 为单击上传的元素 可作禁止重复上传使用
e 为上传实时数据
a.chooseFiles 表格 index和文件名称
layui.all.js 同样

上传界面

<!-- 文件上传 -->
<div id="uploadFile" style="display:block">
   <div class="layui-upload" style="width:700px;min-height:400px; padding:10px;">
      <button type="button" class="layui-btn layui-btn-normal" id="testList">选择多文件</button>
      <div class="layui-upload-list">
         <table class="layui-table">
            <thead>
            <tr><th>文件名</th>
               <th>大小</th>
               <th>进度</th>
               <th>状态</th>
               <th>操作</th>
            </tr></thead>
            <tbody id="demoList"></tbody>
         </table>
      </div>
      <button type="button" class="layui-btn" id="testListAction">开始上传</button>
   </div>
</div>

JS  注layui为全局加载
//上传
netdisc.uploadPubic=function(){
//解决重复上传
   var li =$("#uploadFile").html();
   $("#uploadFile").html(li);

   //多文件列表示例
   var demoListView = $('#demoList')
         ,uploadListIns = upload.render({
      elem: '#testList'
      ,url: common.apiPath("uploadNetdisc") //
      ,data:{
         path:common.getUrlParam("path"),
         isName:true,
      }
      ,accept: 'file'
      ,multiple: true
      ,auto: false
      ,bindAction: '#testListAction'    
      ,progress: function(p,b,obj) {
         $("#demoList").find('.layui-progress ').each(function () {
         //重点，进度条，根据上面DOM 进行渲染 
            if ($(this).attr("file") == obj.name) {
               var lay_filter=$(this).attr("lay-filter");
               var index=lay_filter.replace("progressBar_","");
               var tr = demoListView.find('tr#upload-'+ index)
                     ,tds = tr.children();
               tds.eq(3).html('<span style="color: #FF5722;">'+(obj.size*p/100/1014/1024).toFixed(0)+'MB</span>');
               tds.eq(4).html("");
               element.progress(lay_filter, p+'%')//设置页面进度条
            }
         })
      }
      ,choose: function(obj){
         var modelIndex =layer.load();

         var files = this.files = obj.pushFile(); //将每次选择的文件追加到文件队列
         demoListView.html(" ");
         for (var key in files) {
            var tr = $(['<tr id="upload-'+ key +'">'
               ,'<td>'+ files[key].name +' </td>'
               ,'<td>'+ (files[key].size/1014/1024).toFixed(0) +"."+(files[key].size%1024).toFixed(0)+'M</td>'
               ,'<td>'+
               '<div  file="'+files[key].name+'" class="layui-progress layui-progress-big"  lay-filter="progressBar_'+key+'" lay-showpercent="true" style="overflow:hidden">'+
               '<div  class="layui-progress-bar layui-bg-red" lay-percent="0%"></div>'+
               '</td>'
               ,'<td>等待上传</td>'
               ,'<td>'
               ,'<button class="layui-btn layui-btn-xs demo-reload layui-hide">重传</button>'
               ,'<button class="layui-btn layui-btn-xs layui-btn-danger demo-delete" tag="'+ key+'">删除</button>'
               ,'</td>'

               ,'</tr>'].join(''));

            //单个重传
            tr.find('.demo-reload').on('click', function(){
               obj.upload(key, files[key]);
            });

            //删除
            tr.find('.demo-delete').on('click', function(){
               delete files[ $(this).attr("tag")  ]; //删除对应的文件
               $("#upload-"+$(this).attr("tag")).remove();
               uploadListIns.config.elem.next()[0].value = ''; //清空 input file 值，以免删除后出现同名文件不可选
            });
            demoListView.append(tr);
         }
         layer.close(modelIndex)
      },done: function(res, index, upload){
         if(res.code==200){ //上传成功
            var tr = demoListView.find('tr#upload-'+ index)
                  ,tds = tr.children();
            tds.eq(3).html('<span style="color: #5FB878;">上传成功</span>');
            tds.eq(4).html(''); //清空操作
            common.layuiRef("");
            return delete this.files[index]; //删除文件队列已经上传成功的文件

         }
         this.error(index, upload);
      }
      ,error: function(index, upload){
         var tr = demoListView.find('tr#upload-'+ index)
               ,tds = tr.children();
         tds.eq(3).html('<span style="color: #FF5722;">上传失败</span>');
         tds.eq(4).find('.demo-reload').removeClass('layui-hide'); //显示重传
      }
   });
}