Is there any way to modify existing excel file in node.js? I\'ve looked into exceljs but it does not provide any functionality that will just modify the existing data. It se
Thankyou all answer. same file you can update row value by below code No need to rename or create new file.
let filename = 'src/write.xlsx';
let workbook = new Excel.Workbook();
await workbook.xlsx.readFile(filename);
let worksheet = workbook.getWorksheet("Sheet1");
// header id name dob
let row = worksheet.getRow(3);
console.log(row);
row.getCell(1).value = 2;
row.getCell(2).value = 'test';
row.getCell(3).value = '12/09/1991';
row.commit();
workbook.xlsx.writeFile('src/write.xlsx');