前端点击下载表格

import FileSaver from "file-saver";

import XLSX from "xlsx"; 换成import * as XLSX from 'xlsx'

 downloadval() {

      let vb = XLSX.utils.table_to_book(document.getElementById("outTable"));

      let vbout = XLSX.write(vb, {

        bookType: "xlsx",

        bookSST: true,

        type: "array",

      });

      try {

        FileSaver.saveAs(

          new Blob([vbout], { type: "application/octet-stream" }),

          "所获荣誉.xlsx"

        );

      } catch (e) {

        if (typeof console !== "undefined") console.log(e, vbout);

      }

      return vbout;

    },

<el-table

      :data="ruleForm.form"

      style="width: 100%"

      id="outTable"

      v-show="false"

    >