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Process Spreadsheet Data with SheetJS
SheetJS, aka the xlsx package for JavaScript, is probably the most commonly used sheet processing library. Compared to ExcelJS, it supports more data formats like the old xls and can be used across m…
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Read Large XLSX File with xlsx-extract
Excel file can be large, reading or opening a large xlsx file consumes a large amount of memory, it can be slow, and it may also cause Out of Memory Error. To read a large xlsx file more efficiently, …
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Create a Spreadsheet with JSON Data Using ExcelJS
ExcelJS is a great JavaScript library to read, manipulate and write spreadsheet data and styles to XLSX and JSON. I've used it multiple times in my work and projects. Here's a digest of how I use it…