read string using stream nodejs

const fs = require('fs');

const readableStream = fs.createReadStream('example.txt', 'utf8');

let data = '';

readableStream.on('data', (chunk) => {
  data += chunk;
});

readableStream.on('end', () => {
  console.log('Read operation completed:', data);
});

readableStream.on('error', (error) => {
  console.error('Error reading the file:', error.message);
});