1. Go to this page and download the library: Download prasanth-j/otpify library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
prasanth-j / otpify example snippets
return [
/**
* The length of token.
*/
'digits' => 6,
/**
* The expiry time of token in minutes.
*/
'validity' => 15
];