public function selfattribute()
{
  return $this->belongsToMany("Selfattribute",'cars_selfattribute','selfattribute_id','cars_id');
}
public function carsimg()
{
  return $this->hasMany('Carsimg');
}
public function member()
{
  return $this->belongsTo('\app\index\model\Member');
}

public function lst()
{
  $cars_model = model("Cars");
  $cars_list = $cars_model->getCarsList();
  $this->assign("cars_list",$cars_list);
  // dump($cars_list);
  return view();
}

  public function getCarsList()
  {
    $cars_list = Cars::paginate(2)->each(function($value,$key){
      $level_find = db("level")->where('id',$value['level'])->value('name');
      $value['level_name'] = $level_find;
      $value->carsimg;
      $value->member;
      $value->selfattribute;
    });
    return $cars_list;
  }

<div class="ibox-content">
  <table class="table table-bordered">
    <thead>
      <tr>
        <th>ID</th>
        <th>名称</th>
        <th>车主</th>
        <th>状态</th>
        <th>操作</th>
      </tr>
    </thead>
    <tbody>
    {volist name="cars_list" id="vo"}
      <tr>
        <td>{$vo.id}</td>
        <td><a href="{:url('index/cars/carsdetails',array('id'=>$vo.id))}" rel="external nofollow" >{$vo.full_name}</a></td>
        <td>{$vo.member.member_name}</td>
        <td>
        {switch $vo.status}
        {case 1}上架{/case}
        {case 0}下架{/case}
        {case -1}已售{/case}
        {default /}未审核
        {/switch}
        </td>
        <td>
          <div class="btn-group open">
            <button data-toggle="dropdown" class="btn btn-primary dropdown-toggle" aria-expanded="true">操作 <span class="caret"></span>
            </button>
            <ul class="dropdown-menu">
              <li><a href="">修改</a>
              </li>
              <li><a href="">删除</a>
              </li>
            </ul>
          </div>
        </td>
      </tr>
    {/volist}
    </tbody>
  </table>
  {$cars_list|raw}
</div>