- Upgrading PHP extensions from PHP5 to NG -- https://wiki.php.net/phpng-upgrading --- http://d.hatena.ne.jp/yoya/20141011/phpng (和訳の途中) - Converting a PHP Extension to PHP 7 -- http://www.sklar.com/software/php/2015/03/23/converting-a-php-extension-to-php-7/ - PHP5とPHP7の違い(extension編) -- http://qiita.com/hnw/items/d615e0d4122f247d4c75 |