anchor.diff:          </tr>
           </thead>
           <tbody>
  -            <tr v-for="obj of dataList" v-show="obj.level <= 3">
  +            <tr v-for="obj of dataList" v-show="obj.isShow">
                   <td>
  -                    {{{ obj.level | space }}}
  +                    {{{ obj.level | fillSpace }}}
  +                    <a @click="toggole(obj)">
  +                        {{ obj.isExpanded }}
  +                        <i v-show="obj.isExpanded" class="fa fa-caret-right"></i>
  +                        <i v-show="!obj.isExpanded" class="fa fa-caret-down"></i>
  +                    </a>
                       <span v-text="obj.name"></span>
                   </td>
                   <td><span v-text="obj.href"></span></td>
  
positive.code:                     me.dataList = tempList;
                  }
  
                  function initData(menu, level, parent) {
                      var childList = menu.childList;
                      if(!childList) {
  
negative.code:     });
  </script>
  <template id="treetable">
      <table class="table table-bordered table-hover">
          <thead>
          <tr>
  