Online PHP editor | refs for Q2sKu

<?php class MySpl extends SplFileInfo { public function getExtension() { if (method_exists('SplFileInfo', 'getExtension')) { return parent::getExtension(); } $parts = explode('.', parent::getPathname()); if (!count($parts)) { return ""; } return end($parts); } } foreach (array('foo.bar', 'baz.tar.gz', '/usr/bin/php', 'foo') as $file) { $spl = new MySpl($file); var_dump($spl->getExtension()); }