修复ztree显示空目录功能

zhangzengfei

2021-12-14 ff9b976bde73fe1d31e9b84cf1fa6b91e1b79dbc

 src/components/subComponents/MultiRangeSlider.vue

@@ -636,7 +636,6 @@
          this.rangeArr.push(rang[j]);
        }
      }

      this.rangeArrBackup = JSON.stringify(this.rangeArr);
    },
    redraw(onlyDraw = true) {