Ernest Nnamdi

How to read and write Excel file in Node.js?

Ernest Nnamdi

Updated on 05-Nov-2024 2K+ Views

ExcelJS is a JavaScript library that provides a convenient solution for working with '.xlsx' files, allowing you to read, manipulate, and save data programmatically using Node.js. In this tutorial, we'll walk through the steps for reading from and writing to Excel files in Node.js using ExcelJS. You'll learn how to initialize a workbook, read data from existing Excel files, dynamically build new worksheets, and save updates. Each section includes practical examples to help you apply the concepts in real-world scenarios. Prerequisite You should have a basic understanding of JavaScript You should ...