PHP code example of blackbird / extensions-core
1. Go to this page and download the library: Download blackbird/extensions-core 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/ */
blackbird / extensions-core example snippets
php bin/magento setup:upgrade