write_csv.js

const createCsvWriter = require('csv-writer').createObjectCsvWriter;
const csvWriter = createCsvWriter({
    path: 'out.csv',
    header: [
        {id: 'name', title: 'Name'},
        {id: 'surname', title: 'Surname'},
        {id: 'age', title: 'Age'},
        {id: 'gender', title: 'Gender'},
    ]
});

const data = [
    {
        name: 'John',
        surname: 'Snow',
        age: 26,
        gender: 'M'
    }, {
        name: 'Clair',
        surname: 'White',
        age: 33,
        gender: 'F',
    }, {
        name: 'Fancy',
        surname: 'Brown',
        age: 78,
        gender: 'F'
    }
];

csvWriter
    .writeRecords(data)
    .then(()=> console.log('The CSV file was written successfully'));

module.exports = csvexport