const buffer = null // Replace this with the mp3 file's buffer
const verbose = true // Logs all processes using `console.log`
const mp3tag = new MP3Tag(buffer, verbose)

// Read the tags from the buffer
mp3tag.read()

// Handle error if there's any
if (mp3tag.error !== '') throw new Error(mp3tag.error)

console.log(mp3tag.tags)

// Please see `Tags and Frames`
mp3tag.tags.title = 'New Title'
mp3tag.tags.artist = 'New Artist'
mp3tag.tags.album = 'New Album'

mp3tag.save() // Saves the new changes

const MP3Tag = require('mp3tag.js')
const fs = require('fs')

const buffer = fs.readFileSync('/path/to/mp3')
const verbose = true // Logs all processes using `console.log`
const mp3tag = new MP3Tag(buffer, verbose)

// Read the tags from the buffer
mp3tag.read({
  id3v1: false // Ignore ID3v1 tags when reading
})

// Handle error if there's any
if (mp3tag.error !== '') throw new Error(mp3tag.error)

console.log(mp3tag.tags)
mp3tag.tags.title = 'New Title'
mp3tag.tags.artist = 'New Artist'
mp3tag.tags.album = 'New Album'

// Access ID3v2 Tags
// Comment Tag. See more ID3v2 tags at id3.org
mp3tag.tags.v2.COMM = [{
  language: 'eng',
  descriptor: '',
  text: 'Comment tag'
}]

mp3tag.save({
  strict: true, // Strict mode, validates all inputs against the standards. See id3.org
  // ID3v2 Options
  id3v2: { padding: 4096 }
})