【uni-app】H5刷新页面uni.navigateBack()失效问题

 返回
clickLeft(){
  // #ifdef H5
  // eslint-disable-next-line no-undef
  const pages = getCurrentPages()
  if (pages.length > 1) {
    uni.navigateBack(1)
    return;
  }
  //使用vue-router返回上一级
  let a = this.$router.go(-1)
  if (a == undefined) {
    //重新定向跳转页面
    uni.reLaunch({
      url: '/pages/tabbar/index'
    })
  }
  return;
  // #endif
  // eslint-disable-next-line no-unreachable
  uni.navigateBack(1)
},