{"version":"1.0","categories":["Excel","JavaScript","Office365","SheetJS","TypeScript","xlsx"],"width":"100%","provider_name":"Hatena Blog","type":"rich","url":"https://www.ekwbtblog.com/entry/2019/09/27/122318","height":"190","title":"Memo on how to read Excel files in JavaScript using SheetJS (xlsx)","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.ekwbtblog.com%2Fentry%2F2019%2F09%2F27%2F122318\" title=\"Memo on how to read Excel files in JavaScript using SheetJS (xlsx) - Welcome to new things\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2019-09-27 12:23:18","blog_title":"Welcome to new things","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/k/kwbtblog/20190927/20190927121849.png","blog_url":"https://www.ekwbtblog.com/","description":"I use SheetJS (xlsx) to load Excel files in JavaScript (TypeScript). The usage is a bit peculiar and I forget how to use it easily, so this is a memo for my own use. manual https://www.npmjs.com/package/xlsx install npm install xlsx File read import * as xlsx from 'xlsx'; const book = xlsx.readFile(\u2026","author_url":"https://blog.hatena.ne.jp/kwbtblog/","author_name":"kwbtblog"}