vue前端实现文件下载

get请求

  <el-button @click="domLoad()">导出</el-button>
  
  domLoad() {
      this.$axios({
        method: "get",
        url: "url",
        responseType: "blob"
      }).then(res => {
        let blob = new Blob([res.data], { type: "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" })
        let new_url = window.URL.createObjectURL(blob);
        window.location.href = new_url;
      });
    }

type类型参考：https://blog.csdn.net/xiaoranzhizhu/article/details/70473734