Franc is a library to detect the language of text.

What’s so cool about franc?

1. franc supports more languages(†) than any other library, or Google;
2. franc is easily forked to support 300+ languages;
3. franc is just as fast as the competition.

- If humans write in the language, on the web, and the language has more than one million speakers,franc detects it.

sex shop sex shop sex shop sex shop sex shop seks shop spanish fly psikolog sohbet numara sohbet hatti

Source: github.com

1. INCLUDE JS FILE

<script src="lib/franc.js"></script>

2. JAVASCRIPT

var franc = require('franc');

franc('Alle menslike wesens word vry'); // "afr"
franc('এটি একটি ভাষা একক IBM স্ক্রিপ্ট'); // "ben"
franc('Alle mennesker er født frie og'); // "nno"
franc(''); // "und"

franc.all('O Brasil caiu 26 posições em');
/*
 * [
 *   [ 'por', 5507 ],
 *   [ 'glg', 6270 ],
 *   [ 'src', 6292 ],
 *   [ 'lav', 6391 ],
 *   [ 'cat', 6432 ],
 *   [ 'spa', 6481 ],
 *   [ 'bos', 6509 ],
 *   [ 'tpi', 6526 ],
 *   [ 'hrv', 6532 ],
 *   [ 'snn', 6556 ],
 *   [ 'bam', 6693 ],
 *   [ 'sco', 6695 ],
 *   ...
 * ]
 */

franc.all(''); // [ [ 'und', 1 ] ]

Note: franc returns the "und" language code for an undetermined language. This happens when the input value is too short to give a significant answer.