vue2在新的页面打开

 commodity (id) {
      console.log(id)
      let routeUrl = this.$router.resolve({
        path: "/about",
        query: {
          id: JSON.stringify(id)
        }
      })
      window.open(routeUrl.href, '_blank') //关键在此



    },
//跳转到about页面

 mounted () {

    this.id = this.$route.query.id
    console.log(111, this.id)

//接受参数的地方
  },