JSFiddle - React, Tailwind, and code Playground

HTML

<!-- XLSX -->
<script src="https://unpkg.com/xlsx/dist/xlsx.full.min.js"></script>
<!-- fileSaver saveAs -->
<script src="https://cdn.rawgit.com/eligrey/FileSaver.js/e9d941381475b5df8b7d7691013401e171014e89/FileSaver.min.js"></script>
<button id="btn"/>下载</button>

JavaScript

function createWorkSheet (XLSX, tableCols, tableData) {
            // XLSX对象，定义在xlsx.core.min.js 
            var EMPTY_XSLX_BASE64 =...