参考了：https://segmentfault.com/q/1010000015962729?utm_source=tag-newest

funcAsync () {
      // fetch data
      return this.$axios.post('')
    }

    funcDoSomeThing () {
      this.funcAsync().then(res => {
          // do some thing
      })
    }

methods: {
    async funA(){
        var res =  await axios.post('')//这里的res就是你axios请求回来的结果了
    }
}