Multiple excel sheet generate using NodeJs

multiple_sheet_excel

const XLSX = require('xlsx');

function multipleSheetExcel(excelData) {
  try {
    let wb = XLSX.utils.book_new();
    Object.keys(excelData).forEach(function(item) {
      let ws = XLSX.utils.json_to_sheet(excelData[item]);
      XLSX.utils.book_append_sheet(wb, ws, item);
    });

    let wbout = XLSX.write(wb, { bookType: 'xlsx', type: 'buffer' });
    return (new Buffer.from(wbout));
  } catch (err) {
    throw err;
  }
}

module.exports = {
  multipleSheetExcel
};