csv to json in javascript code example

Example 1: parse csv javascript

//Suppose you have a CSV file data.csv which contains the data:

//NAME,AGE
//Daffy Duck,24
//Bugs Bunny,22

const csv = require('csv-parser')
const fs = require('fs')
const results = []; 

fs.createReadStream('data.csv')
  .pipe(csv())
  .on('data', (data) => results.push(data))
  .on('end', () => console.log(results));

 // [{ NAME: 'Daffy Duck', AGE: '24' },
//   { NAME: 'Bugs Bunny', AGE: '22' } ]

Example 2: convert json to csv npm

const { Parser } = require('json2csv'); const fields = ['field1', 'field2', 'field3'];const opts = { fields }; try {  const parser = new Parser(opts);  const csv = parser.parse(myData);  console.log(csv);} catch (err) {  console.error(err);}