code: function updateAttrsContainer(){
          if(divAttrsContainer){
              var arrHtml = [];
              arrPathAttrs.forEach(function(attr){
                  arrHtml.push('<span class="'+(attr.on?'on':'off')+'">'+attr.name+'</span>');
              });
              divAttrsContainer.innerHTML = arrHtml.join('');
          }
      }
docs: 更新属性配置列表